When 2.5000 g of an oxide of mercury, (hg soy) is decomposed into the elements by heating, 2.405 g of mercury are produced. calculate the empirical formula?

Question

Chemistry

Alivia Barker

9 April, 13:07

When 2.5000 g of an oxide of mercury, (hg soy) is decomposed into the elements by heating, 2.405 g of mercury are produced. calculate the empirical formula?

+1

Answers (1)

Know the Answer?

Nelson Vincent · Answer 1

For Hg:

2405 g mol / 200.59 g = 0.0012 mol

For O:

(2.5000 - 2.405) g mol / 15.999 g = 0.006 mol

0.012 : 0.006 = 2 Hg

0.006 : 0.006 = 1 O

Answer:

The empirical formula is Hg 2 O.