moles to moles
mass to moles to mass
concentration
solids to solution
dilution
100

2CO + O2 → 2CO2

If 1 mole of O2 is consumed, the reaction yields this many moles CO2

What is 2

100

N2 + 3 H2 -> 2 NH3

28.014 g of nitrogen (N2) reacts. This many moles of NH3 is produced

What is 2

100

0.5 moles of solute in 0.5 L of solution

what is 1 M?

100

# grams of NaCl (f.w. 58.44) needed for 1 L of a 1 M solution.

What is 58.44 g

100

Volume of 2 M NaCl needed to make 1 L of a 0.5 M solution

What is 250 mL / What is .25 L

200

2CO + O2 → 2CO2

If 2.5 mole of CO is consumed, the reaction yields this many moles CO2

What is 2.5

200

N2 + 3 H2 -> 2 NH3

28.014 g of nitrogen (N2) reacts. This many grams of NH3 is produced

What is 34.06

200

1.5 moles of solute in 3 L of solution

What is 0.5 M?

200

# grams of NaCl (f.w. 58.44) needed for 2.5 L of a 0.1 M solution.

What is 14.61 g

200

Volume of 4 M sucrose needed to make 0.5 L of a 1 M solution

What is 125 mL / What is .125 L

300

2HgO → 2Hg + O2

If 5 mole of HgO is consumed, the reaction yields this many moles O2

What is 10

300

N2 + 3 H2 -> 2 NH3

350 g of nitrogen (N2) reacts. This many grams of NH3 is produced

What is 426

300

2 moles of solute in 5 L of solution

What is 0.4 M?

300

# grams of MgCl2 (f.w. 95.21) needed for 2 L of a 0.2 M solution.

What is 38.08 g

300

Volume of 5 M HCl needed to make 0.5 L of a 0.1 M solution

What is 10 mL / What is 0.010 L

400

2HgO → 2Hg + O2

If 3.8 mole of Hg is consumed, the reaction yields this many moles O2

What is 7.6

400

N2 + 3 H2 -> 2 NH3

500 g of hydrogen (H2) reacts. This many grams of NH3 is produced

What is 2816

400

4.5 moles of solute in 1.5 L of solution

What is 3 M?

400

# grams of MgCl2 (f.w. 95.21) needed for 1.5 L of a 2.5 M solution.

What is 357.0 g

400

Volume of 6 M HCl needed to make 400 mL of a 0.8 M solution

What is 53.3 mL / What is .0533 L

500

10 Rb + 2 RbNO3 → 6 Rb2O + 1 N2

If 27 mole of Rb is consumed, the reaction yields this many moles Rb2O

What is 16.2

500

Mg + 2 HCl -> MgCl2 + H2

25 grams of Mg is used. This many grams of H2 gas is produced.

What is 2.07

500

1.7 moles of solute in 8.5 L of solution

What is 0.2 M?

500

# grams of Nickel II sulfate (f.w. 154.75) needed for 550 mL of a 0.15 M solution.

What is 12.77 g

500

Volume of 5 M HCl needed to make 750 mL of a 0.4 M solution

What is 60 mL / What is 0.06 L

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