310 Answered Questions for the topic stoichiometry

Stoichiometry

03/17/19

#### Considering the following balanced equation, how many moles of SO2 will react with 0.09580 moles of O2

Mole to mole conversions (1-step)

Stoichiometry Chemistry

03/10/19

#### I need an answer for my General chemistry subject about Stoichiometry

The combustion of Carbon Monoxide gas in Oxygen gas is represented by the following balanced equation.2CO + O2 =2CO2How many moles of CO2 will be produced from the complete combustion of 4.60 Moles...
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#### Use the ideal gas law equation to determine the mass of NaCl that reacted with F2 at 280. K and 1.50 atm.

Part 1. A chemist reacted 15.0 liters of F2 gas with NaCl in the laboratory to form Cl2 and NaF. Use the ideal gas law equation to determine the mass of NaCl that reacted with F2 at 280. K and 1.50...
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Stoichiometry Chemistry

02/26/19

#### How many liters of NH3 is produced if 1.2 liters of H2 reacts with an excess of N2?

Read the chemical equation.N2 + 3H2 → 2NH3Using the volume ratio, determine how many liters of NH3 is produced if 1.2 liters of H2 reacts with an excess of N2, if all measurements are taken at the...
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Stoichiometry Chemistry

02/25/19

#### what is the percentage of salt in AgNO3 times 2H2O?

02/21/19

#### Universal Gas Equation + Stoichiometry

Could someone please solve the following questions for me?
Use the universal gas equation to calculate the volume of the greenhouse gas, CO2 (measured at 25°C and 101.3 kPa), that would be produced...
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Stoichiometry Chemistry

02/16/19

#### I can't solve this. Please help

Industrially, nitric acid is produced by the Ostwald process, as represented by the following equations:
4NH3(g) + 5O2(g)
→
4NO(g) + 6H2O(l)
2NO(g) + O2(g)
→
2NO2(g)
2NO2(g) +...
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Stoichiometry Chemistry

01/22/19

#### How many molecules of oxygen are needed to react with 8.87 grams of C3H8?

Stoichiometry

01/13/19

#### How do i achieve this answer. I've re-worked this problem several times, and i keep landing way off.

How many grams of hydrogen sulfide gas will be released, when 10 grams of iron sulfide reacts with hydrochloric acid? Answer 3.88

Stoichiometry Chemistry

12/10/18

#### if 25 ml hcl acid with a concentration of .1234 M is neutralized by 23.45 mL of Ca(OH)2 what is the concentration of the base?

if 25 ml hcl acid with a concentration of .1234 M is neutralized by 23.45 mL of Ca(OH)2 what is the concentration of the base?

12/09/18

#### A 200 g bar of magnesium metal is placed in 2.40 L of 6.00 mol/L hydrochloric acid solution. What is the final mass of the magnesium bar?

A 200 g bar of magnesium metal is placed in 2.40 L of 6.00 mol/L hydrochloric acid solution. What is the final mass of the magnesium bar?

Stoichiometry Chemistry

10/16/18

#### When 125 grams of FeO react with 25.0 grams of Al, how many grans if Fe can be produced?

FeO + Al --> Fe + Al2O3

Stoichiometry

09/18/18

#### Given the following balanced equation: H3PO4(aq) + 3 KOH(aq) → K3PO4(aq) + 3 H2O(l) How many grams of potassium hydroxide are required to completely neu

Given the following balanced equation:H3PO4(aq) + 3 KOH(aq) → K3PO4(aq) + 3 H2O(l)How many grams of potassium hydroxide are required to completely neutralize 3.70 grams of phosphoric acid?

Stoichiometry Chemistry

08/28/18

#### How many molecules (not moles) of NH3 are produced from 1.86×10^−4 g of H2?

I have no idea what I'm doing wrong. "Variables are case sensitive. Check to make sure you are using the correct case." I know that the mol is 6.15X10^-5 mol NH3. Where am I going wrong?

Stoichiometry

08/18/18

#### when 50g of methanol fully reacts with excess ethanoic acid,it produces 68.88g c3h6o2 calculate the percentage purity of the methanol

it is a chemistry question and it includes the empirical formula

Stoichiometry

08/14/18

#### How many grams of NO2 are required to produce 7.53 g of HNO3?

formula: NO2(g) + H2O(l) → HNO3(aq) + NO(g)

Stoichiometry

08/14/18

#### What mass of zinc is required to produce 2.3 g of hydrogen?

formula: Zn + H2SO4 = ZnSO4 + H2

Stoichiometry

08/14/18

#### If 5.21 g of silver nitrate react with sodium phosphate what mass of silver phosphate is produced.

formula: 3AgNO3 + Na3PO4 → 3NaNO3 + Ag3PO4

Stoichiometry

08/11/18

#### given 8CO+17H18-->C8H18+8H2O

in this chemical reaction, how many grams of H2 will react completely with 6.50 moles of CO? express answer to three zignifican figurwz

07/16/18

#### Stoicheometry question: Missing step?

I've done this problem but it was wrong. I calculated my limiting reagent, how much Aluminum i need, calculated my theoretical yield. is there a step i'm missing? please show work so i see where i...
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Stoichiometry

07/14/18

#### when 68 g of NH3 react with 192 g of O2 then calculate the amount of NO formed (in moles)?

How much NO formed (in moles)

Stoichiometry Chemistry

06/18/18

#### Percent purity

A 0.347 g sample of impure NaHSO3 is dissolved in water and titrated with 0.1481 M NaOH. If 20.20 mL of NaOH is required, what is the percentage purity of the NaHSO3 sample?

Stoichiometry Chemistry

06/13/18

#### If 50g of Ca(OH)2 (MM=74.1gm/mol) reacts to completion, how many moles of CaCl2 are produced?

chemistry math

Stoichiometry Chemistry

06/02/18

#### How many mL of 0.528 M HCl are needed to dissolve 9.57 g of CaCO3?

How many mL of 0.528 M HCl are needed to dissolve 9.57 g of CaCO3?
2HCl(aq) + CaCO3(s) CaCl2(aq) + H2O(l) + CO2(g)
________mL

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