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by BlastRoom
Practice using balanced-equation coefficients as mole ratios.
#chemistry
24 questions
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For N2 + 3H2 → 2NH3, how many moles of NH3 can form from 3.00 mol H2?
In 2KClO3 → 2KCl + 3O2, what amount of O2 forms from 0.500 mol KClO3?
For 4Fe + 3O2 → 2Fe2O3, how many moles of Fe2O3 form when 6.00 mol Fe react?
Propane burns by C3H8 + 5O2 → 3CO2 + 4H2O. From 2.50 mol C3H8, how many moles of CO2 form?
Using 2Al + 3Cl2 → 2AlCl3, find the moles of AlCl3 produced by 1.20 mol Cl2.
For 2Na + 2H2O → 2NaOH + H2, how many moles of H2 can be produced from 0.750 mol Na?
Acetylene burns by 2C2H2 + 5O2 → 4CO2 + 2H2O. How much CO2 forms from 1.80 mol C2H2?
For 3Ca + N2 → Ca3N2, 1.20 mol Ca reacts completely. How many moles of Ca3N2 form?
For 2H2 + O2 → 2H2O, how many moles of O2 are needed to produce 5.00 mol H2O?
Ammonia forms by N2 + 3H2 → 2NH3. To make 0.800 mol NH3, how many moles of N2 are required?
For 2Mg + O2 → 2MgO, a lab target is 3.60 mol MgO. How many moles of O2 must react?
For 4Al + 3O2 → 2Al2O3, how many moles of Al are needed to make 1.50 mol Al2O3?
Ethene burns by C2H4 + 3O2 → 2CO2 + 2H2O. How many moles of O2 are needed to produce 6.00 mol CO2?
In 2NaCl → 2Na + Cl2, how many moles of NaCl are needed to produce 0.250 mol Cl2?
For C3H8 + 5O2 → 3CO2 + 4H2O, how many moles of H2O form along with 9.00 mol CO2?
In 2KClO3 → 2KCl + 3O2, what amount of O2 forms at the same time as 1.20 mol KCl?
For 4NH3 + 5O2 → 4NO + 6H2O, how many moles of O2 react with 2.40 mol NH3?
Iron(III) oxide is reduced by Fe2O3 + 3CO → 2Fe + 3CO2. How many moles of CO react with 0.900 mol Fe2O3?
For 2Al + 6HCl → 2AlCl3 + 3H2, which setup finds moles of H2 from 0.400 mol Al?
For 2H2O2 → 2H2O + O2, choose the setup for moles of O2 from 1.50 mol H2O2.
For 2SO2 + O2 → 2SO3, which setup finds O2 needed to make 0.600 mol SO3?
For 4P + 5O2 → 2P2O5, select the setup for moles of P needed to make 0.250 mol P2O5.
For Ca(OH)2 + 2HCl → CaCl2 + 2H2O, which setup finds HCl needed for 0.750 mol Ca(OH)2?
For 2C2H6 + 7O2 → 4CO2 + 6H2O, which setup finds H2O from 2.00 mol CO2?
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20 questions
