Grams to Grams

How many steps will it take me to convert units from grams of compound A to grams of compound B?

• 4

• 3

• 2

• 1

Tags

NGSS.HS-PS1-7

What is the mass in grams of 2 moles of water (H2O)?

• 18 grams

• 36 grams

• 54 grams

• 72 grams

Tags

NGSS.HS-PS1-7

If you have 50 grams of NaCl, how many grams of sodium (Na) do you have? (Molar mass of Na = 23 g/mol, Cl = 35.5 g/mol)

• 23 grams

• 30 grams

• 20 grams

• 25 grams

Tags

NGSS.HS-PS1-7

Convert 100 grams of carbon dioxide (CO2) to grams of carbon (C). (Molar mass of C = 12 g/mol, O = 16 g/mol)

• 27.3 grams

• 33.3 grams

• 44 grams

• 12 grams

Tags

NGSS.HS-PS1-7

How many grams of hydrogen are in 90 grams of water (H2O)?

• 10 grams

• 5 grams

• 20 grams

• 15 grams

Tags

NGSS.HS-PS1-7

If you have 200 grams of glucose (C6H12O6), how many grams of carbon do you have? (Molar mass of C = 12 g/mol)

• 72 grams

• 120 grams

• 144 grams

• 180 grams

Tags

NGSS.HS-PS1-7

What is the mass in grams of 3 moles of oxygen gas (O2)?

• 48 grams

• 96 grams

• 32 grams

• 64 grams

Convert 150 grams of sulfuric acid (H2SO4) to grams of sulfur (S). (Molar mass of S = 32 g/mol)

• 32 grams

• 64 grams

• 48 grams

• 96 grams

Tags

NGSS.HS-PS1-7

If you have 80 grams of methane (CH4), how many grams of hydrogen do you have? (Molar mass of H = 1 g/mol)

• 20 grams

• 10 grams

• 16 grams

• 8 grams

Tags

NGSS.HS-PS1-7

How many grams of nitrogen are in 100 grams of ammonia (NH3)? (Molar mass of N = 14 g/mol)

• 82.4 grams

• 17.6 grams

• 14 grams

• 28 grams

Tags

NGSS.HS-PS1-7