Chemistry

Which of the following factors would not affect the solubility of a gas?

A. Concentration B. Nature of solvent C. Pressure D. Temperature Correct Answer: Option A A. Concentration

6 years ago

Which of the following equimolar solutions would have the highest conductivity?

A. NH4NO3(aq) B. NaNO3(aq) C. Mg(NO3)2(aq) D. AI(NO3)3(aq) Correct Answer: Option B B. NaNO3(aq)

6 years ago

Which of the following oxides is basic?

A. NO2 B. AI2O3 C. SO2 D. CaO Correct Answer: Option D D. CaO

6 years ago

The minimum amount of energy required for effective collisions between reacting particles is known as?

A. activation energy B. bond energy C. kinetic energy D. potential energy Correct Answer: Option A A. activation energy

6 years ago

Which of the following gases contains the highest number of atoms at s.t.p?

A. 6 moles of neon B. 3 moles of oxygen C. 2 moles of chlorine D. 1 mole of ethane…

6 years ago

The determination of heat of combustion is carried out with?

A. a thermometer B. a bomb calorimeter C. an evaporating dish D. a boiling tube Correct Answer: Option B B.…

6 years ago

Which of the following apparatuses can be used to measure accurately a specific volume of a liquid?

A. Beaker B. Conical flask C. Measuring cylinder D. Pipette Correct Answer: Option C C. Measuring cylinder

6 years ago

What is the volume occupied by 2 moles of ammonia at s.t.p?

A. 44.8 dm-3 B. 22.4 dm-3 C. 11.2 dm-3 D. 5.6 dm-3 Correct Answer: Option A A. 44.8 dm-3

6 years ago