What is the average mass of a single aluminum atom in grams?

A gas that occupies 50.0 liters has its volume increased to 68 liters when the pressure was changes to 3.0 ATM. What was the original pressure of the gas in ATM?

How many atoms are in four molecules of oxygen gas

Name this amine: CH3CH2CH2NH2 hexylamine propylamine pentylamine ethylamine

Two substances have different ΔHfusion values. If given the same number of moles of each substance, and assuming the same amount of heat is applied to both substances, the substance with a lower ΔHfusion value will convert from a solid to a liquid

How did the elements begin to stratify?

How many conversion factors can be created from one equivalence statement

Why is it important for us to study outer space?

What is the correct noble gas configuration of chlorine

A flask of fixed volume contains 1.00 mole of gaseous carbon dioxide and 88.0 g of solid carbon dioxide. the original pressure and temperature in the flask is 1.00 atm and 300. k. all of the solid carbon dioxide sublimes.

Oxygen is in group 16 of the periodic table. An oxygen ion (O2-) has a charge of - 2. Which of the following would be most likely to combine with an oxygen ion to form a new compound?