Skeletonghost Skeletonghost

08-07-2016
Physics

Answered

The element chlorine has two naturally occurring isotopes. About 75% of chlorine isotopes are Cl35 and about 25% are Cl37. What is the average atomic mass of chlorine atoms?

A35.45 amu
B36.45 amu
C37.45 amu
D38.45 amu

Verified Answer :

olemakpadu olemakpadu

09-07-2016

(75% of 35) + (25% of 37)

0.7535 + 0.2537 = 35.5

35.50 amu

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