Question

Calculate the number of oxygen atom in 0.2 mole of n a 2 c o 3 10 h2o

Answer 1

Answer:

1 mole of Na2CO3.10H2O contains 13 mole oxygen.

0.20 mole will contain 0.20*13=2.6

Hence, no. of oxygen atom = 2.6*NA

=15.6598*10^23