StoichiometryMole Concept and Number of Atoms181Choose the best answerHow many carbon atoms are present in 6 g C?A6NAB12NACNAD0.5NA Like 0 Discuss 0Share
StoichiometryMole Conversions182Choose the best answerMatch Column I with Column II. Column I: P) 88 g CO₂ Q) 6.022 × 10²³ H₂O molecules R) 5.6 dm³ O₂ at STP S) 96 g O₂ Column II: 1) 0.25 mol 2) 2 mol 3) 3 mol 4) 1 molAP-2, Q-4, R-1, S-3BP-1, Q-2, R-3, S-4CP-1, Q-4, R-3, S-2DP-4, Q-1, R-3, S-2 Like 0 Discuss 0Share
StoichiometryLimiting Reagent183Choose the best answer22.4 dm³ CH₄ and 11.2 dm³ O₂ are mixed at STP: CH₄ + 2O₂ → CO₂ + 2H₂O Which is the limiting reagent?ACH₄BO₂CCO₂DH₂O Like 0 Discuss 0Share
StoichiometryLimiting Reagent184Choose the best answerIn the decomposition: 2H₂O → 2H₂ + O₂ the reactant that limits the amount of products is:AH₂BO₂CH₂ODNone of these Like 0 Discuss 0Share
StoichiometryMole Concept and Number of Atoms185Choose the best answerWhich sample contains approximately the same number of atoms as 6 g C?A0.5 mol O₂B11.2 dm³ H₂ at STPC12 g MgDAll of these Like 0 Discuss 0Share