If acid is splashed on your lab partner, immediately do which of the following?
a. wipe them off with a paper towel.
b. wrap them in the fire blanket.
c. flush the area with lots of water.
d. spray them with the fire extinguisher.

Which best describes the present-day universe? opaque, expanding very slowly, stars produce heavy elements transparent, expanding at an accelerated rate, stars produce heavy elements opaque, expanding at an accelerated rate, stars produce only hydrogen and helium transparent, expanding very slowly, stars produce only hydrogen and helium