Stoichiometry 11#Avogadro's Number1Choose the best answerIf one mole were defined as 6.022 × 10²⁰ particles instead of 6.022 × 10²³ particles, which quantity would change?AThe definition of mass in gramsBThe mass of one mole of carbonCThe stoichiometric ratio in a balanced equationDThe ratio of elements in a compound Like 0 Discuss 0Share
XiMDCAT XI Complete Chemistry Grand Test#Avogadro's Number#Stoichiometry2Choose the best answer6.02 × 10²⁴ CO molecules contain oxygen equivalent to how many gram-molecules of O₂?A0.5 g moleculeB1 g moleculeC5 g moleculesD10 g molecules Like 1 Discuss 0Share
Stoichiometry Stoichiometry MCQS#Avogadro's Number3Choose the best answerIf Avogadro’s number changed from 6.022 × 10²³ mol⁻¹ to 6.022 × 10²⁰ mol⁻¹, which quantity would change?AThe definition of mass in units of grams.BThe mass of one mole of carbon.CThe ratio of chemical species in a balanced equation.DThe ratio of elements in a compound. Like 0 Discuss 0Share
Stoichiometry Stoichiometry MCQS#Avogadro's Number4Choose the best answerOne mole of P₄ contains:A6.02 × 10²³ P atomsB6.02 × 10²³ P₄ moleculesC4 × 6.02 × 10²³ P₄ moleculesD4 moles of P₄ molecules Like 0 Discuss 0Share
Stoichiometry Stoichiometry MCQS#Avogadro's Number5Choose the best answerHow many electrons are present in one mole of electrons?A1 electronB6.02 × 10²³ coulombsC6.02 × 10²³ electronsD1 gram of electrons Like 0 Discuss 0Share