Question SLPaper 1AAnswerWhich sample contains the fewest moles of HCl?NA=6.02×1023 mol–1.N_A = 6.02 × 10^{23} \ mol^{–1}.NA=6.02×1023 mol–1.Molar volume of an ideal gas at STP=22.7 dm3 mol–1STP = 22.7 \ dm^3 \ mol^{–1}STP=22.7 dm3 mol–1.A2.27 dm32.27 \ dm^32.27 dm3 of HCl (g) at STPB6.02×10246.02 × 10^{24}6.02×1024 molecules of HCl (g)C10.0cm310.0 cm^310.0cm3 of 0.1moldm–30.1 mol dm^{–3}0.1moldm–3 HCl (aq)D0.365g0.365 g0.365g of HCl (g)
