StoichiometryMole#Mole Concept6Choose the best answerWhat is the mass of one gram-molecule of water?A18B18 amuC18 gD18 kg Like 0 Discuss 0Share
StoichiometryMole#Mole Concept7Choose the best answerWhat is the mass of 0.001 mol of MgSO₄? (Molar mass ≈ 120 g mol⁻¹)A0.012 gB0.12 gC1.2 gD0.240 g Like 0 Discuss 0Share
StoichiometryMole#Mole Concept8Choose the best answerOne mole of carbon has a mass of 12 g, while one mole of magnesium has a mass of 24 g. One Mg atom is:AHalf as heavy as one C atomBEqual in mass to one C atomCTwice as heavy as one C atomDFour times as heavy as one C atom Like 0 Discuss 0Share
StoichiometryMole#Mole Concept9Choose the best answerWhich statement is correct for 98 g (1 mol) of H₂SO₄?Atwice the Avogadro's number of oxygen atomsBfour times the Avogadro's number of atomsCtwice the Avogadro's number of hydrogen atomsDB and C Like 0 Discuss 0Share
StoichiometryMole#Atomic Structure#Quantum Numbers10Choose the best answerWhat mass is present in 2 gram-atoms of nitrogen? (Atomic mass of N = 14)A14 gB28 gC32 gD56 g Like 0 Discuss 0Share