Stoichiometry The number of H⁺ in 1 c.c solution of pH 13 is 6.023 x 10¹⁰ 6.023 xl0¹³ 10¹³ 6.023xl0⁷ 6.023 x 10¹⁰ 6.023 xl0¹³ 10¹³ 6.023xl0⁷ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Heat of reaction is not influenced by The physical state (e.g., solid, liquid or gaseous) of reactants and products The route/method through which final products are obtained None of these Whether the reaction is carried out at constant temperature or constant pressure The physical state (e.g., solid, liquid or gaseous) of reactants and products The route/method through which final products are obtained None of these Whether the reaction is carried out at constant temperature or constant pressure ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Equal masses of CH₄ and H₂ are mixed in an empty container. The partial pressure of hydrogen in this container expressed as the fraction of total pressure is 5/9 1/2 1/9 8/9 5/9 1/2 1/9 8/9 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The pressure under which liquid and vapor can co-exit at equilibrium is called the __________ vapor pressure. Saturated Real Normal Limiting Saturated Real Normal Limiting ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The crystallisation of a solute from a solution may be done by Change of temperature thereby causing supersaturation All of these Changing the nature of the system by the addition of a more soluble material Removal of pure solvent by evaporation Change of temperature thereby causing supersaturation All of these Changing the nature of the system by the addition of a more soluble material Removal of pure solvent by evaporation ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong conversion formula for the conversion of weight units : 1 U.S. ton = 907 kg = 0.907 tonne = 0.893 ton 1 ton = 2240 lbs = 1016 kg = 1.016 tonnes = 1.12 U.S. tons None of these 1 tonne = 1000 kg = 22.046 lbs 1 U.S. ton = 907 kg = 0.907 tonne = 0.893 ton 1 ton = 2240 lbs = 1016 kg = 1.016 tonnes = 1.12 U.S. tons None of these 1 tonne = 1000 kg = 22.046 lbs ANSWER DOWNLOAD EXAMIANS APP
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