Stoichiometry Air at a temperature of 20°C and 750 mm Hg pressure has a relative humidity of 80%. What is its percentage humidity?Vapour pressure of water at 20°C is 17.5 mm Hg. 78.51 80.38 79.62 80 78.51 80.38 79.62 80 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Volume percent for gases is equal to the Weight percent Mole percent Weight percent only for ideal gases Mole percent only for ideal gases Weight percent Mole percent Weight percent only for ideal gases Mole percent only for ideal gases ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry An ideal gas can be liquified, because It gets solidified directly without becoming liquid Forces operative between its molecules are negligible Its molecular size is very small Its critical temperature is more than 0°C It gets solidified directly without becoming liquid Forces operative between its molecules are negligible Its molecular size is very small Its critical temperature is more than 0°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Concentration of a solution expressed in terms of __________ is independent of temperature. Molarity Molality None of these Normality Molarity Molality None of these Normality ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The value of the gas-law constant 'R' is 1.987 Btu/lb-mole.°R Both B & C Kcal/kg-mole.°C Kcal/kg-mole.°K Btu/lb-mole.°R Both B & C Kcal/kg-mole.°C Kcal/kg-mole.°K ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Number of gm moles of solute dissolved in one litre of a solution is called its Molality Equivalent weight Molarity Normality Molality Equivalent weight Molarity Normality ANSWER DOWNLOAD EXAMIANS APP