Grams
The mass of 0.25 moles of sodium chloride (NaCl).
What is 5.85 grams? (0.25 mol * 58.5 g/mol = 5.85 g)
The number of moles in 32 grams of oxygen gas (O2).
What is 1 mole? (32 g / 32 g/mol = 1 mol)
The volume of 2.5 moles of helium gas (He) at STP.
What is 56 liters? (2.5 mol * 22.4 L/mol = 56 L)
The number of atoms in 3 moles of carbon dioxide (CO2).
What is 1.806 × 10^24 atoms? (3 mol * 6.022 × 10^23 atoms/mol = 1.806 × 10^24 atoms)
The number of molecules in 5 moles of glucose (C6H12O6).
What is 3.011 × 10^24 molecules? (5 mol * 6.022 × 10^23 molecules/mol = 3.011 × 10^24 molecules)
The mass of 1.2 moles of sulfuric acid (H2SO4).
What is 98.4 grams? (1.2 mol * 98 g/mol = 98.4 g)
The number of moles in 8 grams of water (H2O).
What is 0.444 moles? (8 g / 18 g/mol = 0.444 mol)
The volume of 0.75 moles of nitrogen gas (N2) at STP.
What is 16.8 liters? (0.75 mol * 22.4 L/mol = 16.8 L)
The number of atoms in 2.5 moles of hydrogen gas (H2).
What is 3.011 × 10^24 atoms? (2.5 mol * 6.022 × 10^23 atoms/mol = 3.011 × 10^24 atoms)
The number of molecules in 1 mole of water (H2O).
What is 6.022 × 10^23 molecules? (1 mol * 6.022 × 10^23 molecules/mol = 6.022 × 10^23 molecules)
The mass of 3 moles of carbon monoxide (CO).
What is 84 grams? (3 mol * 28 g/mol = 84 g)
The number of moles in 12 grams of methane (CH4)
What is 0.75 moles? (12 g / 16 g/mol = 0.75 mol)
The volume of 0.5 moles of oxygen gas (O2) at STP.
What is 11.2 liters? (0.5 mol * 22.4 L/mol = 11.2 L)
The number of atoms in 1 mole of carbon monoxide (CO).
What is 6.022 × 10^23 atoms? (1 mol * 6.022 × 10^23 atoms/mol = 6.022 × 10^23 atoms)
The number of molecules in 0.5 moles of sulfuric acid (H2SO4
What is 3.011 × 10^23 molecules? (0.5 mol * 6.022 × 10^23 molecules/mol = 3.011 × 10^23 molecules)
The mass of 2 moles of sulfur dioxide (SO2).
What is 64 grams? (2 mol * 32 g/mol = 64 g)
The number of moles in 40 grams of calcium carbonate (CaCO3).
What is 0.4 moles? (40 g / 100 g/mol = 0.4 mol)
The volume of 1.5 moles of carbon dioxide (CO2) at STP.
What is 33.6 liters? (1.5 mol * 22.4 L/mol = 33.6 L)
How many atoms are in 0.5 moles of hydrogen gas (H2)?
What is approximately 3.011 × 10^23 atoms? (0.5 mol * 6.022 × 10^23 atoms/mol = 3.011 × 10^23 atoms)
How many molecules are in 3 moles of water (H2O)?
What is approximately 1.806 × 10^24 molecules? (3 mol * 6.022 × 10^23 molecules/mol = 1.806 × 10^24 molecules)
The mass of 4 moles of ammonia (NH3).
What is 68 grams? (4 mol * 17 g/mol = 68 g)
The number of moles in 25 grams of potassium hydroxide (KOH).
What is 0.454 moles? (25 g / 56 g/mol = 0.454 mol)
The volume of 0.2 moles of helium gas (He) at STP.
What is 4.48 liters? (0.2 mol * 22.4 L/mol = 4.48 L)
How many atoms are in 2 moles of carbon dioxide (CO2)?
What is approximately 1.204 × 10^24 atoms? (2 mol * 6.022 × 10^23 atoms/mol = 1.204 × 10^24 atoms)
How many molecules are in 0.5 moles of glucose (C6H12O6)?
Answer: What is approximately 3.011 × 10^23 molecules? (0.5 mol * 6.022 × 10^23 molecules/mol = 3.011 × 10^23 molecules)