Calculate the molar mass of a gas with a mass of 3.15 g, a pressure of 785 mmHg, and a temperature of 20 Celsius. The gas has a volume of 750 ml. A) 9.79 g/mol
B) 97.9 g/mol
C) 979 g/mol
D) 9790 g/mol

Which diagram shows the correct way to represent an ionic compound of magnesium oxide?

Ants live on acacia trees in south america. the ants feed on sugars secreted by the trees. the trees provide room for the ants to live. the ants sting any other insect or animal that comes to eat the trees. what type of relationship is this?

What was bohr’s contribution to the planetary model