7. Amount of oxygen in 322 g of Na2SO4 10H20 is: (a) 20.8 g (b) 26.71 g (c) 2.24 g (d) 2.08 gTAL

7. Amount of oxygen in 322 g of Na2SO4 10H20 is: (a) 20.8 g (b) 26.7

1.	7. Amount of oxygen in 322 g of Na2SO4 10H20 is: (a) 20.8 g (b) 26.71 g (c) 2.24 g (d) 2.08 gTAL
Answer» the ANSWER will be b-part