426 Answered Questions for the topic stoichiometry

Stoichiometry Chemistry

04/22/21

For the reaction 3 Mg + N2 → Mg3N2 , what is the maximum amount of Mg3N2 which could be formed from 17.32 g of Mg and 0.391 mol of N2? Answer in units of mol
For the reaction 3 Mg + N2 → Mg3N2 , what is the maximum amount of Mg3N2 which could be formed from 17.32 g of Mg and 0.391 mol of N2? Answer in units of mol
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Stoichiometry Chemistry

04/22/21

For the reaction ? C6H6 + ? O2 → ? CO2 + ? H2O 41.4 grams of C6H6 are allowed to react with 142.5 grams of O2. How much CO2 will be produced by this reaction? Answer in units of grams.
For the reaction ? C6H6 + ? O2 → ? CO2 + ? H2O 41.4 grams of C6H6 are allowed to react with 142.5 grams of O2. How much CO2 will be produced by this reaction? Answer in units of grams.
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Stoichiometry Chemistry

04/22/21

When copper metal is added to silver nitrate in solution, silver metal and copper(II) nitrate are produced. What mass of silver is produced from 44 g of Cu? Answer in units of g.
When copper metal is added to silver nitrate in solution, silver metal and copper(II) nitrate are produced. What mass of silver is produced from 44 g of Cu? Answer in units of g.
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Stoichiometry

04/22/21

How much mercury(II) oxide (HgO) is needed to produce 322 g of oxygen (O2)?
part 1Oxygen was discovered by Joseph Priestley in 1774 when he heated mercury(II) oxide to decompose it to form its constituent elements. How much mercury(II) oxide (HgO) is needed to produce 322... more
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Stoichiometry

04/22/21

How many moles of water are produced when 66 g of pure hydrazine is ignited in the presence of 82 g of pure oxygen?
Hydrazine (N2H4) emits a large quantity of energy when it reacts with oxygen, which has led to its use as a fuel for rockets, N2H4(ℓ) + O2(g) → N2(g) + 2 H2O(g). How many moles of water are... more
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Stoichiometry

04/22/21

For the reaction 3 Mg + N2 → Mg3N2 , what is the maximum amount of Mg3N2 which could be formed from 17.32 g of Mg and 0.391 mol of N2? Answer in units of mol
For the reaction 3 Mg + N2 → Mg3N2 , what is the maximum amount of Mg3N2 which could be formed from 17.32 g of Mg and 0.391 mol of N2? Answer in units of mol
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Stoichiometry Chemistry

04/22/21

Slaked lime (Ca(OH)2) is formed from quicklime (CaO) by the addition of water: CaO(s) + H2O(ℓ) → Ca(OH)2(s). What mass of slaked lime can be produced from a mixture of 20.7 g of CaO and 11.6 g of H2O?
Slaked lime (Ca(OH)2) is formed from quicklime (CaO) by the addition of water: CaO(s) + H2O(ℓ) → Ca(OH)2(s).What mass of slaked lime can be produced from a mixture of 20.7 g of CaO and 11.6 g of... more
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Stoichiometry

04/22/21

When copper metal is added to silver nitrate in solution, silver metal and copper(II) nitrate are produced. What mass of silver is produced from 44 g of Cu? Answer in units of g.
When copper metal is added to silver nitrate in solution, silver metal and copper(II) nitrate are produced. What mass of silver is produced from 44 g of Cu? Answer in units of g.
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Stoichiometry Chemistry Moles

04/19/21

2 Na2S2O3 + AgBr NaBr + Na3[Ag(S2O3)2] What is the mass of NaBr that will be produced from 20.5 moles of Na2S2O3?
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Stoichiometry Chemistry

04/19/21

How many grams of hydrogen gas will be produced from the reaction of zinc metal with 85 grams of hydrochloric acid
Very confused and teacher is not here
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Stoichiometry Chemistry

04/15/21

i need help with Stoichiometry work ASAP

Given the following equation: 2 K + Cl2 ---> 2 KClHow many moles of KCl are produced from 10.00 moles of K and excess Cl2. ?Given the following equation: Na2O + H2O ---> 2 NaOHHow many moles... more
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04/14/21

What are the answers to the three questions? And how do you calculate and get those answers?
0.98 g of silver (I) nitrate was dissolved in water and a 0.56 g piece of copper wire was placed in the solution. The color due to silver (I) nitrate soon faded and a precipitate of solid silver... more
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Stoichiometry Chemistry Chem

04/13/21

How many grams of potassium chromate are needed to form 36.3 g of potassium nitrate?
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Stoichiometry Chemistry

04/10/21

How many grams of oxygen and grams of hydrogen are produced from the decomposition of 10.0 grams water? (write the equation and balance) H2O → H2 + O2
How many grams of oxygen and grams of hydrogen are produced from the decomposition of 10.0 grams water? (write the equation and balance)    H2O →  H2 + O2Please look at my profile. I have more... more
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Stoichiometry Chemistry

04/10/21

When magnesium reacts with copper (II) chloride, how many grams of copper are produced from 50.6 grams of magnesium? (finish the equation and balance) Mg + CuCl2 🡪 MgCl2 + Cu
 When magnesium reacts with copper (II) chloride, how many grams of copper are produced from 50.6 grams of magnesium? (finish the equation and... more
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Stoichiometry Chemistry

04/10/21

Calculate the number of grams of product, given the synthesis reaction between aluminum with 6.0 mols of oxygen. (finish the equation and balance) Al + O2 —> Al2O3

This is basic Stoichiometry. I need help please, i would be really grateful for a response, I am very confused.
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Stoichiometry Chemistry

04/10/21

Calculate the mass of carbon dioxide produced from the combustion of 11.2 g of C4H6. (finish the equation and balance) C4H6 + O2 —-> CO2 + H2O
Need help please Calculate the mass of carbon dioxide produced from the combustion of 11.2 g of C4H6. (finish the equation and balance)               C4H6  +   O2 🡪   CO2 +  H2O
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Stoichiometry Chemistry

04/10/21

If 201 g Fe2O3 is reacted with excess CO, what mass of CO2 will be produced? Fe2O3(s) + 3CO(g) → 3CO2(g) + 2Fe(s)
I need help ASAP
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Stoichiometry Chemistry

04/10/21

How many grams of CaCl2 could be obtained if 15.0 g HCl is allowed to react with excess CaCO3? Balanced Equation: CaCO3(s) + 2HCl(aq) → CaCl2(aq) + CO2(g) + H2O(l)
Basic StoichiometryI am really confused /
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Stoichiometry

04/09/21

How many grams of hydrogen gas are produced if 6 moles of hydrochloric acid reacts with 2 mole of Al?
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Stoichiometry Chemistry

04/06/21

Stoichiometey problem
The balanced equation is 3H2 + N2 —> 2NH3If you need to make 2.00g of the NH3, what would be the mass of the reactants needed? The reactants are H2 and N2
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Stoichiometry Science Chemistry Equations

03/27/21

Stoichiometry work
10.0 grams of calcium is added to HCl. Ca   +  HCl →  CaCl2      +   H2How many grams of HCl would be needed to completely react with the Ca?
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Stoichiometry Chemistry

03/23/21

How many atoms of Oxygen are there in 15 g of sodium bicarbonate?
Sodium bicarbonate (NaHCO3) is commercially known as baking soda.         (Molar mass of NaHCO3 = 84.01 g/mol) 
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Stoichiometry Chemistry

03/23/21

How many grams of Oxygen are there in 15 g of sodium bicarbonate?
Sodium bicarbonate (NaHCO3) is commercially known as baking soda.         (Molar mass of NaHCO3 = 84.01 g/mol) 
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Stoichiometry Chemistry Problem Solving

03/23/21

Determine the limiting reactant, theoretical yield, and percent yield for the reaction.

Consider the reaction between calcium oxide and carbon dioxide:       CaO (s) + CO2 (g) → CaCO3 (s)  A chemist allows 14.4 g of CaO and 13.8 g of CO2 to react. When the reaction is... more
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