Question

please answer this question it is so much important for me please

Answer 1

1. 0.2*108= 21.6g

2. 2.5*65=162.5g

3. 0.8*32=25.6g

4.0.02*20=0.4g

mass= atomic weight* no. of moles

Answer 2

here is ur answer
hope my answer will help you