Chemistry

The compound below is?

A. glycol B. primary alkanol C. secondary alkanol D. tertiary alkanol Correct Answer: Option C - secondary alkanol

4 years ago

The major product of the dehydration of the compound below is?

A. A B. B C. C D. D Correct Answer: Option A = A

4 years ago

If 0.75 mole of cyclopropane and 0.66 mole of oxygen are mixed in vessel with a total pressure of 0.7 atmosphere; what is the partial pressure of oxygen in the mixture?

A. 0.44 atmosphere B. 0.22 atmosphere C. 0.55 atmosphere D. 0.33 atmosphere Correct Answer: Option D - 0.33 atmosphere

4 years ago

The postulate of Dalton’s atomic theory which still holds is that?

A. atoms can neither be created nor destroyed B. the particles of the same element are exactly alike C. particles…

4 years ago

The processes which return carbon (IV) oxide to the atmosphere include?

A. respiration, decay and combustion B. photosynthesis, respiration and transpiration C. ozone depletion, combustion and decay D. photosynthesis, decay and…

4 years ago

A fixed mass of gas has a volume of 92cm³ at 3°C. When will be its volume at 18°C if the pressure remains constant?

A. 15.3cm³ B. 87.3cm³ C. 552.0cm³ D. 97.0cm³ Correct Answer: Option D - 97.0cm³ Explanation (V1/T1) = (V2/T2) T1 =…

4 years ago

Which of the following chloride would exhibit the least ionic character?

A. MgCl2 B. CaCl2 C. LiCl D. AlCl3 Correct Answer: Option D - AlCl3

4 years ago

Which of the following statement is true of a proton?

A. The mass of a proton is 1840 times the mass of an electron B. the total mass of the…

4 years ago