Stoichiometry 1 gm mole of methane (CH₄) contains 4 gm atoms of hydrogen 3.01 x 1023 molecules of methane 6.02 x 1023 atoms of hydrogen 3 gms of carbon 4 gm atoms of hydrogen 3.01 x 1023 molecules of methane 6.02 x 1023 atoms of hydrogen 3 gms of carbon ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Solutions which distil without change in composition are called Saturated Ideal Supersaturated Azeotropic Saturated Ideal Supersaturated Azeotropic ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The number of H⁺ in 1 c.c solution of pH 13 is 6.023xl0⁷ 6.023 xl0¹³ 10¹³ 6.023 x 10¹⁰ 6.023xl0⁷ 6.023 xl0¹³ 10¹³ 6.023 x 10¹⁰ ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A sample of well water contains 140 gm/m³ Ca²⁺ ions and 345 gm/m³ Na⁺ ions. The hardness of the sample of water, expressed in terms of equivalent CaCO₃ in gm/m³ is (assuming atomic masses of Ca :40, Na : 23, C : 12, O : 16) 350 345 485 140 350 345 485 140 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Hess's law of constant heat summation is based on conservation of mass. It deals with Reaction rate Equilibrium constant None of these Changes in heat of reaction Reaction rate Equilibrium constant None of these Changes in heat of reaction ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Heat of reaction is not influenced by 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 The physical state (e.g., solid, liquid or gaseous) of reactants and products The route/method through which final products are obtained ANSWER DOWNLOAD EXAMIANS APP
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