Question

20
ರಧ್ವನಿಗಳನ್ನು
JOY
PAGE NO
35
37
1.
el and it cl are two isotopes of chlorine
If average atomic mass is 35.5 then ratio
of these two isotoper is
a 35:37 by 1:3 c73:1
dy 2:1​

Answer 1

$\rm\huge\underline{Answer}$

the branch of science concerned with the substances of which matter is composed, the investigation of their properties and reactions, and the use of such reactions to form new substances.