What amount of the substance is: A) 46.8 g NaCl B) 25.6 g SO2

univerkov | December 16, 2020 | education

v = m / M amount of substance.
1.) M (NaCl) = 23 + 35 = 58 g / mol
v = 46.8g / 58g / mol≈0.8 mol
2.) M (SO2) = 32 + 2 16 = 64 g / mol
v = 25.6 g / 64 g / mol = 0.4 mol
Answer: v (NaCl) ≈0.8 mol, v (SO2) = 0.4 mol.

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