When calculating the specific gravity of gas, the substance used ...

[Mollykgkg]

When calculating the specific gravity of gas, the substance used as the comparative constant in the formula is:
 
  A) Nitrogen. B) Natural Gas. C) Air. D) Oxygen.

Question 2

How much would system capacity be increased by subcooling the liquid refrigerant leaving the condenser an extra 12F?
 
  A) 12F x 5/F = 60 increased capacity B) 12F  0.5/F = 6 increased capacity
  C) 12F  1/F = 12 increased capacity D) Subcooling does not increase system capacity.

[AaaA]

Answer to Question 1

C

Answer to Question 2

B

[Mollykgkg]

Thank you!

[AaaA]

Always glad to help...