Grams to Particles

What is the number of particles in 18 grams of water (H2O)?

How many moles are there in 12 grams of carbon (C)?

• 1 mole

• 0.5 moles

• 2 moles

• 0.1 moles

Tags

NGSS.HS-PS1-7

What is the molar mass of sodium chloride (NaCl)?

• 58.44 g/mol

• 60.00 g/mol

• 50.00 g/mol

• 55.00 g/mol

If you have 2 moles of a substance, how many particles do you have?

What is Avogadro's number?

How many grams are in 0.5 moles of water (H2O)?

• 9 grams

• 18 grams

• 36 grams

• 4.5 grams

What is the mass of one mole of carbon dioxide (CO2)?

• 44 g

• 32 g

• 28 g

• 40 g

How many particles are in 1 gram of hydrogen gas (H2)?

Tags

NGSS.HS-PS1-7

What is the formula to convert grams to moles?

• Grams / Molar Mass

• Moles / Grams

• Grams \times Molar Mass

• Moles \times Grams

Tags

NGSS.HS-PS1-7

How many grams are in 1 mole of oxygen gas (O2)?

• 32 grams

• 16 grams

• 8 grams

• 64 grams