Question

calculate the no. of moles 8n 20g of H2o

Answer 1

25 g h2o = mol

H2o1 2(1.008)+16=18.016g/1mol

25g +h2o/1× 1 mol h2o/ 18.01 h2o

By cancellimg h2o we'll get

= 1.39 mol 1 h2o