StoichiometryMole Concept and Number of Molecules166Choose the best answerWhich 100 g sample contains the maximum number of molecules?AO₂BCH₄CCO₂DCl₂ Like 0 Discuss 0Share
StoichiometryLimiting Reagent167Choose the best answerEach sandwich requires 2 slices of bread and 1 shami. If 20 bread slices and 8 shamies are available, how many bread slices remain after making the maximum number of sandwiches?A2B4C6D8 Like 0 Discuss 0Share
StoichiometryMole Concept and Avogadro Constant168Choose the best answerOne mole of H₂O and one mole of CH₄ contain equal:AMassesBNumbers of moleculesCNumbers of atomsDNumbers of atoms per molecule Like 0 Discuss 0Share
StoichiometryMole Concept and Number of Electrons169Choose the best answerWhat is the total number of electrons present in 1.6 g CH₄?A6.022 × 10²³B1.6 × 10²³C1.6 × 10²²D6.022 × 10²² Like 0 Discuss 0Share
StoichiometryLimiting Reagent170Choose the best answer1 mol CH₄ reacts with 4 mol O₂ according to: CH₄ + 2O₂ → CO₂ + 2H₂O Which is the limiting reagent?ACH₄BO₂CCO₂DH₂O Like 0 Discuss 0Share