Mole to Molecule

What is Avogadro's Number?

• 6.02 x 10²³

• 6.23 x 10³

• 600

• 6.0

• 

Tags

NGSS.HS-PS1-7

How many moles are in 6.02 x 10²³ molecules of H₂O?

• 1

• 2

• 6

• 600

How many moles are in 8.30 X 10²³ molecules of H₂O?

• 1.38 X 10²³ moles H₂O

• 1.38 moles H₂O

• 2.00 moles H₂O

• 138 moles H₂O

How many molecules are in 2.00 moles of H₂O?

• 124x10²⁴ molecules of H₂O

• 1.20x10²³ molecules of H₂O

• 1.20x10²⁴ molecules H₂O

• 124.00 molecules of H₂O

How many atoms are in 1.50 moles of Hg?

• 9.03x10²³ atoms Hg

• 9.03x10²⁴ atoms Hg

• 903.00 atoms of Hg

• 9.03 atoms of Hg

How many moles are in 2.91 X 10²² atoms of He?

• 483.00 moles He

• 4.83 moles He

• 4.83x10²³ moles He

• 0.0483 moles He

What is the molar mass of AuCl₃?

• 96 g

• 130 g

• 232.5 g

• 303.3 g

Which of the following would have more mass?

• 1 mole of Li

• 1 mole of Au

• 1 mole of Si

• None, all are equal

Which compound has the smallest molar mass?

• CO

• CO₂

• H₂O

• H₂O₂

Tags

NGSS.MS-PS1-1

Avogadro's number of representative particles is equal to one_____.

• atom

• gram

• molecule

• mole

Tags

NGSS.HS-PS1-7