26.

The refrigerant commonly used for domestic refrigerators is

A. alcohol B. ammonia
C. neon D. None of the above
Answer:B
Explanation: No answer description available for this question.

27.

Water is a good solvent of ionic salts because

A. it has a high boiling point B. it has a high dipole moment
C. it has a high specific heat D. it has no colour
Answer:B
Explanation: No answer description available for this question.