Bell Ringer 4-8-24

What is Avogadro's number?

Tags

NGSS.HS-PS1-7

How many atoms are in 2 moles of carbon?

• 18 g

• 20 g

• 22 g

• 24 g

Tags

NGSS.HS-PS1-7

What is the number of particles in 0.5 moles of NaCl?

If you have 4 moles of helium (He), how many atoms of helium do you have?

• 14 g

• 28 g

• 56 g

• 112 g

• 1 mole

• 2 moles

• 0.5 moles

• 4 moles

What is the number of particles in 1 mole of hydrogen atoms?

How many grams of carbon are in 0.25 moles of carbon?

• 3 g

• 6 g

• 12 g

• 3.01 g