How many atoms of hydrogen are in 0.56 mol of (nh4)2so4

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

Particles vibrate in a rigid structure and do not move relative to their neighbors.

What are the two largest greenhouse gases