How many significant figures does 5.020 have? * 1
2
3
4

If 90.0 grams of ethane reacted with excess chlorine,how many grams of dicarbon hexachloride would form

How are evaporation and sublimation similar? a both involve the formation of a gas. b both release energy to the surroundings. c both take place throughout a solid. d both take place at the surface of a liquid.

If 22.5 of nitrogen at 748 mm hg are compressed to 725 mm hg at constant temperature. what is the new volume?