383 Answered Questions for the topic stoichiometry

23h

#### I can't figure this out? I have to show work as well

What volume of NH3 gas is produced if 25.0g of H2 is reacted with N2? The answer is [184.82], but I cant get the work.

13d

#### What is the number of moles from this chemical equation below?

2NaOH(aq) + CaBr2(aq) ==> Ca(OH)2 + 2NaBr(aq)

14d

#### What is the type of reaction of this balanced equation?

2NaOH(aq) + CaBr2(aq) ==> Ca(OH)2 + 2NaBr(aq)

Stoichiometry Chemistry

06/29/21

#### Chemistry/Stoichiometry

Please help! I’m so confused and don’t understand Stoichiometry!2.34 grams of chlorine gas react with sodium to form how many grams of sodium chloride?2Na + Cl2 —> 2NaCl

Stoichiometry

06/16/21

#### How many moles of oxygen are needed to react completely with 21.8 grams of sodium?

Here's the equation that applies to that;4Na+O2->2Na2O

#### 4NH3 + 5O2 = 4NO + 6H2O How many grams of Oz were required to make 10.00 grams of H20?

Grateful for any help given!

#### 4NH3 + 5O2 = 4NO + 6H2O How many moles of NO are produced if 6.96 grams of NH3 react with an excess amount of oxygen?

Grateful for any help! If you could explain the work that'd be helpful as well!

#### 4NH3 + 5O2 = 4NO + 6H2O How many grams of O2 are needed to completely react with 3.315 moles of NH3?

Grateful for any help given!

#### 4NH3 + 5O2 = 4NO + 6H2O If you made with 9.67 moles of H20, how many moles of NO were also produced?

Already balanced equation I keep getting this one wrong and I'm not sure if it's my setup or if I'm dividing something wrong. Grateful for any help given!

Stoichiometry Chemistry

06/14/21

#### N2H4(ℓ) + O2(g) → N2(g) + 2 H2O(g). How many grams of water are produced when 15 g of pure hydrazine is ignited in the presence of 31 g of pure oxygen?

Hydrozine (N2H4) emits a large quantity of energy when it reacts with oxygen, N2H4(ℓ) + O2(g) → N2(g) + 2 H2O(g). How many grams of water are produced when 15 g of pure hydrazine is ignited in the...
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#### (Stoichiometry)

1 C₅H₁₂(g) + 8 O₂(g) → 5 CO₂(g) + __ H₂O(g) when balancing the above equation, how many moles of water are produced when 1 mole of C₅H₁₂ reacts with excess Oxygen Gas?

#### (Stoichiometry)

1 C₃H₈(g) + 5 O₂(g) → 3 CO₂(g) + 4 H₂O(g) - Identify the Limiting Reactant in the following problem and identify how much of the excess reactant remains after the reaction has reached completion....
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#### Mass of CaCl2: 10,0 g Mass of Na2CO3: 10.0 g Actual amount collected: 2.00 g CaCO3 1. Write a balanced chemical equation.

A student performs a lab at school. They massed out both reactants and then mixed them together. The reaction produced a precipitate. They filtered out the product and took the mass of it. (I'm a...
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#### H2SO4 + 2 NaOH = Na2SO4 + 2 H2O How many grams of Na2SO4 could be produced from 4.94 moles of sulfuric acid?

Grateful for any help given!

#### C2H6 + 7O2 = 4 CO2 + 6 H2O If you wanted to produce 5.83 moles of carbon dioxide, how many moles of oxygen would you needed to have started with?

Grateful for any help given!

#### 2 C2H6 + 7O2 = 4 CO2 + 6 H2O If 0.31 moles of H 2 O were produced, how many moles of carbon dioxide would also have been produced?

Grateful for any help given!

#### 2 NABr + Ca(OH)2 = CaBr2 + 2 NaOH How many moles of CaB 2 are produced, if 14.72 moles of NaBr and excess Ca(OH) 2 react?

Grateful for any help given!

#### 2 NABr + Ca(OH)2 = CaBr2 + 2 NaOH What was the initial mass of calcium hydroxide for a reaction that produced 52.9 g of NaOH?

Grateful for any help given!

Stoichiometry Chemistry

06/09/21

#### 3 Si + 2 N2 →Si3 N4 How many grams of Si3 N4 can be produced from0.46 moles of N2

Stoichiometry Chemistry

06/08/21

#### The balanced equation is C3H8+ 5O2 --------> 3CO2+4H2O, if 8.0 mol C3H8 reacts with 4.0 mol O2. Please show the work for A-E

a. how many moles of CO2 will be produced?b. what is the limiting reactant? the excess reactant?c. how many moles of excess reactant were left unreacted?d. if 5.0 grams of C3H8 reacts with 2.0...
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#### Stoichiometry.....

1 C₃H₈(g) + 5 O₂(g) → 3 CO₂(g) + 4 H₂O(g) Write out all the steps to solve the following problem. 14 moles of O₂ are used to react with propane gas. How many moles of Carbon Dioxide is produced?...
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#### Stoichiometry.........

1 C₃H₈(g) + 5 O₂(g) → 3 CO₂(g) + 4 H₂O(g) When solving the following problem, what is your GIVEN? Problem: How many moles of Carbon Dioxide are formed when 7 moles of Propane Gas (C₃H₈) react with...
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Stoichiometry Chemistry

06/04/21

#### 2NH3---->N2 + 3 H2 i am asked : Starting with 25.0g NH3, how many grams of N2 are produced? Starting with 25.0g NH3, how many grams of H2 is produced? HELPPPP

2NH3---->N2 + 3 H2i am asked : Starting with 25.0g NH3, how many grams of N2 are produced?Starting with 25.0g NH3, how many grams of H2 is produced?HELPPPP

Stoichiometry Chemistry

06/01/21

#### chemistry quiz question

3 moles of silver nitrate (AgNO3 ) is reacted with 2 moles of copper (Cu) in the following reaction:2 AgNO3 + Cu → Cu(NO3)2 + 2 Ag How many moles of Cu(NO3)2 can be formed in this reaction?

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