Question: Number of gm of oxygen in 32.2 g Na₂ SO₄.10H₂O is [Haryana PMT 2000]
(a) 20.8
(b) 22.4
(c) 2.24
(d) 2.08
Correct Answer: (b) 22.4
Question: Number of gm of oxygen in 32.2 g Na₂ SO₄.10H₂O is [Haryana PMT 2000]
(a) 20.8
(b) 22.4
(c) 2.24
(d) 2.08
Correct Answer: (b) 22.4
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