Mole Calculations

How many atoms are present in a 13.5 gram sample of beryllium?

A sample of silver contains 5.71 x 10²² atoms. How many moles of silver are present?

What is the molar mass of calcium hydroxide, Ca(OH)₂?

What is the molar mass of AuCl₃? (to the nearest tenth)

Determine the mass of 2.40 moles of C₆H₁₂

How many molecules are present in a 135 g sample of Teflon, which has a formula of C₂F₄?

Which of the following would have more mass: 1 mole Li, 1 mole Au,

• 1 mole Li

• 1 mole Si

• 1 mole Au

• None, all are equal

How do we get mass from moles?

How many molecules are in 9.44 moles of AlCl₃?

One molecule of glucose (C₆H₁₂O₆) has how many atoms?