Question

39. The formula mass is applicable for
(1) H2O
(2) H2
(4) CO2
(3) KCI
give authentic answer​

Answer 1

Answer:

3)kcl is the correct answer

Answer 2

Answer:

KCl (Potassium Chloride)

Explanation:

• Formula mass is defined as the sum of atomic weights of the atoms in the empirical formula.

• Formula mass is applicable in the case of ionic compounds.

• Examples of ionic compounds include NaCl, KCl, AgCl, AgBr, NaBr, etc.

HOPE THIS HELPS YOU!

THANKS!