A vapor whose partial pressure is less than its equilibrium vapor pressure is called the __________ vapor. Superheated Unsaturated Dry gaseous Saturated TRUE ANSWER : ? YOUR ANSWER : ?
Solution made by dissolving equimolar amounts of different solutes in the same amount of a given solvent will have the Same elevation in boiling point Different elevation in boiling point None of these Elevation in boiling point in the ratio of their molecular weights TRUE ANSWER : ? YOUR ANSWER : ?
Pure oxygen is mixed with air to produce an enriched air containing 50 volume % of oxygen. The ratio of moles of air to oxygen used is 0.58 0.5 0.2 1.72 TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following expressions defines the Baume gravity scale for liquids lighter than water? °Be = (140/G) - 130 °Be = 200(G-1) °Be = (400/G) - 400 °Be = 145 - (145/G) TRUE ANSWER : ? YOUR ANSWER : ?
If the pressure of a gas is reduced to half & its absolute temperature is doubled, then the volume of the gas will Be reduced to l/4th None of these Increase two times Increase four times TRUE ANSWER : ? YOUR ANSWER : ?
No cooling occurs, when an ideal gas undergoes unrestrained expansion, because the molecules Are above the inversion temperature Exert no attractive force on each other Collide without loss of energy Do work equal to loss in kinetic energy TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following gases is the most soluble in water? CH₄ CO₂ NH₃ H₂S TRUE ANSWER : ? YOUR ANSWER : ?
The hydroxyl ion (OH?) concentration in a solution having pH value 3 will be 10?? TRUE ANSWER : ? YOUR ANSWER : ?
A solution with reasonably permanent pH is called a/an __________ solution. Buffer Non-ideal Ideal Colloidal TRUE ANSWER : ? YOUR ANSWER : ?
__________ chart is a graph related to Antonie equation. Mollier's Ostwald Cox Enthalpy-concentration TRUE ANSWER : ? YOUR ANSWER : ?