Per NCERT Problem 7.8, the same Cr₂O₇²⁻ + SO₃²⁻ balanced equation produces how many H₂O molecules on the product side?
A7 H₂O
B2 H₂O
C4 H₂O
D6 H₂O
Answer & Solution
Correct answer: C. 4 H₂O
NCERT Problem 7.8: 8 H⁺ on left → 4 H₂O on right to balance hydrogen.
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