Stoichiometry On addition of 1 c.c. of dilute hydrochloric acid (1% concentration) to 80 c.c. of a buffer solution of pH = 4, the pH of the solution becomes 8 1 2 4 8 1 2 4 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The boiling points for pure water and pure toluene are 100°C and 110.6°C respectively. Toluene and water are completely immiscible in each other. A well agitated equimolar mixture of toluene and water are prepared. The temperature at which the above mixture will exert a pressure of one standard atm. is 110.6°C Between 100 and 110°C Less than 100°C 100°C 110.6°C Between 100 and 110°C Less than 100°C 100°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The crystallisation of a solute from a solution may be done by Change of temperature thereby causing supersaturation Changing the nature of the system by the addition of a more soluble material All of these Removal of pure solvent by evaporation Change of temperature thereby causing supersaturation Changing the nature of the system by the addition of a more soluble material All of these Removal of pure solvent by evaporation ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The viscosity of water at room temperature may be around one Both B & C Centipoise Poise Stoke Both B & C Centipoise Poise Stoke ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Solution made by dissolving equimolar amounts of different solutes in the same amount of a given solvent will have the Different elevation in boiling point Same elevation in boiling point None of these Elevation in boiling point in the ratio of their molecular weights Different elevation in boiling point Same elevation in boiling point None of these Elevation in boiling point in the ratio of their molecular weights ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A reduction process is accompanied with increase in the Neither A nor B Oxidation number Both A & B Number of electrons Neither A nor B Oxidation number Both A & B Number of electrons ANSWER DOWNLOAD EXAMIANS APP
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