StoichiometryAvogadro's Law and Gas Volume931Choose the best answerA stoichiometric mass–volume calculation for gases mainly connects moles with gas volume through:ALaw of definite compositionBGay-Lussac's law onlyCAvogadro's lawDLaw of multiple proportions Like 0 Discuss 0Share
ElectrochemistryAnode and Cathode Reactions932Choose the best answerWhich reaction occurs at the cathode?ACu²⁺ + 2e⁻ → CuBCu → Cu²⁺ + 2e⁻CHg + ½O₂ → HgODMg + ½O₂ → MgO Like 0 Discuss 0Share
XIIMDCAT Chemistry Test#Alkenes#Chemistry of Hydrocarbons933Choose the best answerWhich reagent can distinguish a terminal alkyne from an alkene?ABromine waterBAcidified KMnO₄ solutionCConcentrated H₂SO₄DAmmoniacal AgNO₃ solution Like 0 Discuss 2Share
GasesBoyle's Law934Choose the best answerFor a fixed amount of an ideal gas at constant temperature:AP/V = constantBV = constantCP = constantDPV = constant Like 0 Discuss 0Share
SolidsIonic Solids935Choose the best answerWhich of the following is an ionic solid?ASucroseBGraphiteCSolid CO₂DMgF₂ Like 0 Discuss 0Share