Stoichiometry The amount of Zn (atomic weight = 65) required to form 224 c.c. of H₂ at N.T.P. on treatment with dilute H₂SO₄ will be __________ gm. 0.065 0.65 6.5 65 0.065 0.65 6.5 65 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Number of gm moles of solute dissolved in 1 kg of solvent is called its Molality Formality Normality Molarity Molality Formality Normality Molarity ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If the pH value of a solution changes by one unit, it implies that hydrogen ion concentration in the solution will change __________ times. 70 20 10 100 70 20 10 100 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry What is the total pressure exerted by a mixture of 0.45 kg mole of benzene, 0.44 kg mole of toluene and 0.23 kg mole of o-xylene at 100°C, if their vapor pressures at 100°C are 1340, 560 and 210 mmHg respectively? 880.5 756.2 780.5 801.5 880.5 756.2 780.5 801.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 2 litres of nitrogen at N.T.P. weighs __________ gms. 14 1.25 28 2.5 14 1.25 28 2.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapor pressure of water at 100°C is 100N/m² 13.6 cms of Hg 760 mm wc 76 cms of Hg 100N/m² 13.6 cms of Hg 760 mm wc 76 cms of Hg ANSWER DOWNLOAD EXAMIANS APP
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