Assuming the frequency remains constant, a monochromatic light ...

[saraeharris]

Assuming the frequency remains constant, a monochromatic light ray is transmitted through an glass-to-air boundary, what happens to the wavelength?
 a. decreases
  c. increases
  b. approaches zero value
  d. remains unchanged

Question 2

How much heat energy must be removed from 150 g of oxygen at 22C to liquefy it at -183C? (The specific heat of oxygen gas is 0.218 cal/gC, and its heat of vaporization is 50.9 cal/g.)
 a. 14,300 cal
  c. 4320 cal
  b. 9560 cal
  d. 2160 cal

[Kjones0604]

Answer to Question 1

C

Answer to Question 2

A

[saraeharris]

Excellent

[shewald78]

Thanks for the timely response, appreciate it