The average kinetic energy of 1 mole of a gas at -32 degrees celsius is:
3.01 x 103 j

3.99 x 102 j

-3.99 x 102 j

3.80 x 103 j

For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have

What are the spectator ions in 2h+ + so42- + ca2+ + 2r → caso4 + 2h+ + 21?

About 70 percent of the earth's surface is water-covered, and about 96.5 percent of all earth's water is salt water. identify the watery feature on earth that is made of freshwater rather than salt water. a) bay b) glacier c) ocean d) sea it is not incomplete this is the true question