Gram to Mole Stoichiometry

How many step will it take for me to go from grams to moles unknown

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NGSS.HS-PS1-7

How many step will it take for me to go from moles given to moles unknown?

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If 244.81 grams of NaOH reacts, how many grams of Al₂(SO₄)₃ will also react?

_ Al₂(SO₄)₃ +  NaOH → _ Al(OH)₃ + _Na₂SO₄

• 1821.0 g Al₂(SO₄)₃

• 349.03 g Al₂(SO₄)₃

• 12565 g Al₂(SO₄)₃

• 2094.2 g Al₂(SO₄)₃

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NGSS.HS-PS1-7

I use mole ratio (coefficients) from balanced chemical equation?

• True

• False

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NGSS.HS-PS1-7

If I need 20.4 moles of sodium chloride, how much should I weigh out?

• 0.549 g

• 112 g

• 1192 g

• 5077 g

How many moles of carbon atoms are there in 5g of carbon?

• 60 mol

• 17 mol

• 0.42 mol

• 7 mol

Find the mass of 3.8 mol of H₂O. Round to the nearest tenth.

• 57.9 g

• 54.8 g

• 68.4 g

• 62.3 g

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NGSS.HS-PS1-7

• A) 1.39 mol

• B) 2.78 mol

• C) 0.69 mol

• D) 4.17 mol

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NGSS.HS-PS1-7

• A) 132 g

• B) 88 g

• C) 44 g

• D) 176 g

• A) 116.88 g

• B) 58.44 g

• C) 29.22 g

• D) 232.76 g