Stoichiometry The pH value of a solution is 5.9. If the hydrogen ion concentration is decreased hundred times, the solution will be Neutral Basic Of the same acidity More acidic Neutral Basic Of the same acidity More acidic ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A compound was found having nitrogen and oxygen in the ratio 28 gm and 80 gm respectively. The formula of the compound is N₂O₅ N₂O₃ None of these N₂O₄ N₂O₅ N₂O₃ None of these N₂O₄ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapor pressure of liquids of similar chemical nature at any particular temperature __________ with increase in the molecular weight. Either A or B; depends on the liquid Remains unchanged Increases Decreases Either A or B; depends on the liquid Remains unchanged Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Measurement of the amount of dry gas collected over water from volume of moist gas is based on the Charle's law Dalton's law of partial pressures Avogadro's hypothesis Boyle's law Charle's law Dalton's law of partial pressures Avogadro's hypothesis Boyle's law ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At a constant volume, for a fixed number of moles of a gas, the pressure of the gas increases with rise of temperature due to Increase in molecular attraction Decrease in mean free path Increase in average molecular speed Increased collision rate among molecules Increase in molecular attraction Decrease in mean free path Increase in average molecular speed Increased collision rate among molecules ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pure oxygen is mixed with air to produce an enriched air containing 50 volume % of oxygen. The ratio of moles of air to oxygen used is 0.58 0.5 0.2 1.72 0.58 0.5 0.2 1.72 ANSWER DOWNLOAD EXAMIANS APP
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