Gram to Gram Conversions

Use the conversion table given to perform the conversion below.

Convert 45.8 g = _______ kg

Mathematical Equivalence

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What is the mass in grams of 2 moles of water (H2O)? (Molar mass of H2O = 18 g/mol)

• 18 grams

• 36 grams

• 54 grams

• 72 grams

If you have 50 grams of NaCl, how many grams of sodium (Na) are present? (Molar mass of NaCl = 58.5 g/mol, Na = 23 g/mol)

• 19.7 grams

• 23 grams

• 25 grams

• 29 grams

Tags

NGSS.HS-PS1-7

Convert 100 grams of carbon dioxide (CO2) to moles. (Molar mass of CO2 = 44 g/mol)

• 2.27 moles

• 1.36 moles

• 3.18 moles

• 4.54 moles

How many grams of oxygen are in 88 grams of carbon dioxide (CO2)? (Molar mass of CO2 = 44 g/mol, O = 16 g/mol)

• 32 grams

• 44 grams

• 64 grams

• 88 grams

What is the mass in grams of 0.5 moles of glucose (C6H12O6)? (Molar mass of C6H12O6 = 180 g/mol)

• 45 grams

• 60 grams

• 90 grams

• 180 grams

If you have 10 grams of hydrogen gas (H2), how many grams of hydrogen atoms are there?

• 5 grams

• 10 grams

• 20 grams

• 40 grams

Tags

NGSS.HS-PS1-7

Convert 200 grams of sulfuric acid (H2SO4) to moles. (Molar mass of H2SO4 = 98 g/mol)

• 1.02 moles

• 2.04 moles

• 3.06 moles

• 4.08 moles

How many grams of nitrogen are in 100 grams of ammonia (NH3)? (Molar mass of NH3 = 17 g/mol, N = 14 g/mol)

• 41.2 grams

• 58.8 grams

• 82.4 grams

• 100 grams

Tags

NGSS.HS-PS1-7

What is the mass in grams of 3 moles of oxygen gas (O2)? (Molar mass of O2 = 32 g/mol)

• 32 grams

• 64 grams

• 96 grams

• 128 grams