Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 . Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Chlorine has two isotopes having atomic masses of 35u and 37u each. The relative abundance of the isotopes is 75.5 % and 24.5%. 111 rows chlorine has two isotopes of atomic mass units 34.97 and 36.97. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. The relative abundance of an isotope is 0.755 and 0.245 respectively. The relative abundance of isotope is 0.755 and 0.245 respectively. Atomic mass of second isotope = 36.97u. Relative abundance of first isotope = 0.735. Atomic mass of first isotope = 34.97u. They are present in the ratio 3:1 respectively. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Find the average atomic mass of chlorine. Consider chlorine, which occurs as a mixture of two isotopes:
from www.slideserve.com
Find the average atomic mass of chlorine. 111 rows chlorine has two isotopes of atomic mass units 34.97 and 36.97. Chlorine has two isotopes having atomic masses of 35u and 37u each. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Consider chlorine, which occurs as a mixture of two isotopes: The relative abundance of isotope is 0.755 and 0.245 respectively. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. They are present in the ratio 3:1 respectively. Relative abundance of first isotope = 0.735.
PPT KS4 Chemistry PowerPoint Presentation, free download ID5568233
Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 The relative abundance of the isotopes is 75.5 % and 24.5%. The relative abundance of isotope is 0.755 and 0.245 respectively. The relative abundance of an isotope is 0.755 and 0.245 respectively. Atomic mass of first isotope = 34.97u. Atomic mass of second isotope = 36.97u. They are present in the ratio 3:1 respectively. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. The relative abundance of an isotope is 0.755 and 0.245 respectively. The relative abundance of the isotopes is 75.5 % and 24.5%. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Find the average atomic mass of chlorine. Relative abundance of first isotope = 0.735. Chlorine has two isotopes having atomic masses of 35u and 37u each. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Consider chlorine, which occurs as a mixture of two isotopes:
From askfilo.com
Chlorine has two isotopes of aotmic mass unit 34.97u and 36.97u. The rela.. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 The relative abundance of an isotope is 0.755 and 0.245 respectively. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Atomic mass of second isotope = 36.97u. They are present in the ratio 3:1 respectively. The relative abundance of isotope is 0.755 and 0.245 respectively. Consider chlorine, which occurs as. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From askfilo.com
Samplo problem 1. Chlorine has two isotopes of atomic mass units 34.97 an.. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Consider chlorine, which occurs as a mixture of two isotopes: Chlorine has two isotopes having atomic masses of 35u and 37u each. Atomic mass of first isotope = 34.97u. The relative abundance of an isotope is 0.755 and 0.245 respectively. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. Atomic mass of second isotope = 36.97u. Find the average atomic mass. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.toppr.com
17^35Cl and 17^37Cl are two isotopes of chlorine. If average atomic Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Atomic mass of second isotope = 36.97u. Atomic mass of first isotope = 34.97u. The relative abundance of isotope is 0.755 and 0.245 respectively. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. They are present in the ratio 3:1 respectively. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. Find the average atomic mass of chlorine. The relative. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From askfilo.com
27. Chlorine has two isotopes of atomic mass units 34.97u and 34.97u. The.. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Chlorine has two isotopes of atomic mass units 34.97 and 36.97. The relative abundance of an isotope is 0.755 and 0.245 respectively. The relative abundance of an isotope is 0.755 and 0.245 respectively. They are present in the ratio 3:1 respectively. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. Chlorine has two isotopes having atomic masses of 35u and 37u. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From askfilo.com
13. 05. Chlorine has 2 isotopes Cl35 and Cl37. Atomic weight of chlorine Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Find the average atomic mass of chlorine. They are present in the ratio 3:1 respectively. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. The relative abundance of an isotope is 0.755 and 0.245 respectively. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. The relative abundance of. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.sciencephoto.com
Isotopes of chlorine, illustration Stock Image C028/6463 Science Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Atomic mass of second isotope = 36.97u. The relative abundance of an isotope is 0.755 and 0.245 respectively. The relative abundance of the isotopes is 75.5 % and 24.5%. Chlorine has two isotopes having atomic masses of 35u and 37u each. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98.. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From greekchlist.weebly.com
Chlorine atomic mass greekchlist Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Chlorine has two isotopes of atomic mass units 34.97 and 36.97. The relative abundance of the isotopes is 75.5 % and 24.5%. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. The relative abundance of an isotope is 0.755 and 0.245 respectively. Atomic mass of first isotope = 34.97u. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. Chlorine. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.toppr.com
Chlorine has two isotopes of atomic mass units 34.97 and 36.97. The Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Atomic mass of second isotope = 36.97u. Atomic mass of first isotope = 34.97u. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Relative abundance of first isotope = 0.735. 111 rows chlorine has two isotopes of atomic mass units 34.97 and 36.97. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. Chlorine has two isotopes having atomic masses. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.toppr.com
Chlorine has two isotopes of atomic mass units 34.97 and 36.97. The Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 The relative abundance of isotope is 0.755 and 0.245 respectively. Chlorine has two isotopes having atomic masses of 35u and 37u each. They are present in the ratio 3:1 respectively. The relative abundance of an isotope is 0.755 and 0.245 respectively. Atomic mass of second isotope = 36.97u. Consider chlorine, which occurs as a mixture of two isotopes: The relative. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.chegg.com
Solved Chlorine has 2 isotopes. Determine the mass of the Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 111 rows chlorine has two isotopes of atomic mass units 34.97 and 36.97. The relative abundance of isotope is 0.755 and 0.245 respectively. Atomic mass of first isotope = 34.97u. The relative abundance of an isotope is 0.755 and 0.245 respectively. The relative abundance of the isotopes is 75.5 % and 24.5%. Chlorine has two isotopes having atomic masses of. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.alamy.com
chlorine chemical element isotopes atomic structure illustration Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 111 rows chlorine has two isotopes of atomic mass units 34.97 and 36.97. The relative abundance of the isotopes is 75.5 % and 24.5%. Atomic mass of first isotope = 34.97u. Consider chlorine, which occurs as a mixture of two isotopes: The relative abundance of isotope is 0.755 and 0.245 respectively. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. Chlorine. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.toppr.com
Chlorine has two isotopes of atomic mass units 34.97 and 36.97. The Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Atomic mass of first isotope = 34.97u. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. The relative abundance of the isotopes is 75.5 % and 24.5%. Atomic mass of second isotope = 36.97u. The relative abundance of isotope is 0.755 and 0.245 respectively. Consider chlorine, which occurs as a mixture of two isotopes: Relative abundance of first. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.toppr.com
Chlorine has two isotopes of atomic mass units 34.97 and 36.97. The Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Relative abundance of first isotope = 0.735. The relative abundance of an isotope is 0.755 and 0.245 respectively. Atomic mass of first isotope = 34.97u. Atomic mass of second isotope = 36.97u. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Find the average atomic mass of. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.youtube.com
How to Find the Mass of One Atom of Chlorine (Cl) YouTube Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Find the average atomic mass of chlorine. Atomic mass of second isotope = 36.97u. Consider chlorine, which occurs as a mixture of two isotopes: Chlorine has two isotopes having atomic masses of 35u and 37u each. Relative abundance of first isotope = 0.735. 111 rows chlorine has two isotopes of atomic mass units 34.97 and 36.97. The relative abundance of. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.researchgate.net
Stable isotopes of chlorine Download Scientific Diagram Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 The relative abundance of an isotope is 0.755 and 0.245 respectively. Relative abundance of first isotope = 0.735. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Consider chlorine, which occurs as a mixture of two isotopes: Find the average atomic mass of chlorine. 111 rows chlorine has two isotopes of atomic mass units 34.97 and 36.97. The. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.chegg.com
Solved Chlorine has two naturally occurring isotopes, Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Chlorine has two isotopes of atomic mass units 34.97 and 36.97. They are present in the ratio 3:1 respectively. Consider chlorine, which occurs as a mixture of two isotopes: Relative abundance of first isotope = 0.735. 111 rows chlorine has two isotopes of atomic mass units 34.97 and 36.97. The relative abundance of an isotope is 0.755 and 0.245 respectively.. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.coursehero.com
[Solved] Chlorine has two naturally occurring isotopes Chlorine 35 Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Chlorine has two isotopes of atomic mass units 34.97 and 36.97. The relative abundance of an isotope is 0.755 and 0.245 respectively. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Atomic mass of second isotope = 36.97u. Atomic mass of first isotope = 34.97u. The relative abundance of isotope is 0.755 and 0.245 respectively. Chlorine has two. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.doubtnut.com
Chlorine has two isotopes of atomic mass units 34.97 u and 36.97 u. Th Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Consider chlorine, which occurs as a mixture of two isotopes: The relative abundance of an isotope is 0.755 and 0.245 respectively. Atomic mass of first isotope = 34.97u. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. Atomic mass of second isotope = 36.97u. 111 rows chlorine has two isotopes of atomic mass units 34.97 and 36.97. Chlorine has two isotopes. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.toppr.com
Chlorine has two isotopes of atomic mass units 34.97 and 36.97. The Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 The relative abundance of an isotope is 0.755 and 0.245 respectively. They are present in the ratio 3:1 respectively. 111 rows chlorine has two isotopes of atomic mass units 34.97 and 36.97. Consider chlorine, which occurs as a mixture of two isotopes: Atomic mass of second isotope = 36.97u. The relative abundance of the isotopes is 75.5 % and 24.5%.. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.toppr.com
3. Chlorine has two isotopes of atomic mass unit 34.97 and 36.97. The Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Atomic mass of first isotope = 34.97u. They are present in the ratio 3:1 respectively. Atomic mass of second isotope = 36.97u. Chlorine has two isotopes having atomic masses of 35u and 37u each. The relative abundance of an isotope is 0.755 and 0.245 respectively. The relative abundance of. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From ar.inspiredpencil.com
Isotopes Of Chlorine Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Chlorine has two isotopes having atomic masses of 35u and 37u each. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. Find the average atomic mass of chlorine. Atomic mass of second isotope = 36.97u. Relative abundance of first isotope = 0.735. They are present in the ratio 3:1 respectively. Atomic mass of first isotope = 34.97u. The relative abundance of. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.youtube.com
Chlorine has two isotopes Cl35 and Cl37. Ratio present in nature is 31 Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 The relative abundance of an isotope is 0.755 and 0.245 respectively. Consider chlorine, which occurs as a mixture of two isotopes: The relative abundance of the isotopes is 75.5 % and 24.5%. Find the average atomic mass of chlorine. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Atomic mass. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From askfilo.com
Sample problem 1 Chlorine has two isotopes of atomic mass units 34⋅97 and.. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 The relative abundance of an isotope is 0.755 and 0.245 respectively. The relative abundance of the isotopes is 75.5 % and 24.5%. 111 rows chlorine has two isotopes of atomic mass units 34.97 and 36.97. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. They are present in the ratio 3:1 respectively. Atomic mass of first isotope =. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.teachoo.com
Isotopes and Isobars Definition, Uses and Difference Teachoo Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Relative abundance of first isotope = 0.735. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. 111 rows chlorine has two isotopes of atomic mass units 34.97 and 36.97. The relative abundance of an isotope is 0.755 and 0.245 respectively. Atomic mass of second isotope = 36.97u. The relative abundance of an isotope is 0.755 and 0.245 respectively.. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.slideserve.com
PPT Relative atomic mass PowerPoint Presentation ID5933036 Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 111 rows chlorine has two isotopes of atomic mass units 34.97 and 36.97. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Atomic mass of second isotope = 36.97u. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Relative abundance of first isotope = 0.735. Find the average atomic mass of chlorine. The relative abundance of. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.slideserve.com
PPT KS4 Chemistry PowerPoint Presentation, free download ID5568233 Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Atomic mass of first isotope = 34.97u. Atomic mass of second isotope = 36.97u. Relative abundance of first isotope = 0.735. Chlorine has two isotopes having atomic masses of 35u and 37u each. Consider chlorine, which occurs as a mixture of. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From edurev.in
are two isotopes of chlorine. If average atomic mass is 35.5 then ratio Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 111 rows chlorine has two isotopes of atomic mass units 34.97 and 36.97. Atomic mass of second isotope = 36.97u. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. They are present in the ratio 3:1 respectively. Consider chlorine, which occurs as a mixture of two isotopes: The relative abundance of an isotope is 0.755 and 0.245 respectively.. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.toppr.com
Chlorine has two isotopes of atomic mass units 34.97 and 36.97. The Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Consider chlorine, which occurs as a mixture of two isotopes: Relative abundance of first isotope = 0.735. Find the average atomic mass of chlorine. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. The relative abundance of an isotope is 0.755 and 0.245 respectively. Chlorine has two isotopes having atomic masses of 35u and 37u each. Chlorine has. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.alamy.com
Chlorine chemical element isotopes atomic structure illustration Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 They are present in the ratio 3:1 respectively. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. The relative abundance of an isotope is 0.755 and 0.245 respectively. The relative abundance of isotope is 0.755 and 0.245 respectively. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Relative abundance of first isotope = 0.735. The relative abundance of an. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.toppr.com
Chlorine has two isotopes of atomic mass units 34.97 and 36.97. The Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 The relative abundance of an isotope is 0.755 and 0.245 respectively. The relative abundance of isotope is 0.755 and 0.245 respectively. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Atomic mass of first isotope = 34.97u. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Consider chlorine, which occurs as a mixture of two isotopes:. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From slideplayer.com
ISOTOPES AVERAGE ATOMIC MASS ppt download Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 They are present in the ratio 3:1 respectively. Atomic mass of first isotope = 34.97u. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. Consider chlorine, which occurs as a mixture of two isotopes: Atomic mass of second isotope = 36.97u. Find the average atomic mass of chlorine. Chlorine has two isotopes having atomic masses of 35u and. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.alamy.com
chlorine chemical element isotopes atomic structure illustration Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Atomic mass of first isotope = 34.97u. Chlorine has two isotopes having atomic masses of 35u and 37u each. The relative abundance of isotope is 0.755 and 0.245 respectively. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. They are present in the ratio 3:1 respectively. Find the average atomic mass of chlorine. Chlorine has two isotopes of. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.toppr.com
Chlorine has two isotopes of atomic mass units 34.97 and 36.97. The Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Atomic mass of first isotope = 34.97u. The relative abundance of an isotope is 0.755 and 0.245 respectively. Chlorine has two isotopes having atomic masses of 35u and 37u each. They are present in the ratio 3:1 respectively. Average atomic mass =(34.97×0.735+36.97×0.245)/(0.735 +0.245) = (25.70295 +9.05765)/0.98. Relative abundance of first isotope = 0.735. Find the average atomic mass of chlorine.. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From www.youtube.com
Calculate the atomic mass (average) of chlorine using the following Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Atomic mass of second isotope = 36.97u. Atomic mass of first isotope = 34.97u. Find the average atomic mass of chlorine. Relative abundance of first isotope = 0.735. The relative abundance of an isotope is 0.755 and 0.245 respectively. Consider chlorine, which occurs as a mixture of two isotopes: Chlorine has two isotopes of atomic mass units 34.97 and 36.97.. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.
From studiousguy.com
Chlorine (Cl) Properties & Uses StudiousGuy Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97 Atomic mass of first isotope = 34.97u. Find the average atomic mass of chlorine. Chlorine has two isotopes having atomic masses of 35u and 37u each. Relative abundance of first isotope = 0.735. They are present in the ratio 3:1 respectively. Chlorine has two isotopes of atomic mass units 34.97 and 36.97. The relative abundance of an isotope is 0.755. Chlorine Has 2 Isotopes Of Atomic Mass Units 34.97.