09/23/19

Chemical equation
How many moles of ammonia will be formed when 12g of hydrogen is reacted with nitrogen?
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09/20/19

Copper(II) acetate plus sodium sulfide yields copper(II) sulfide plus sodium acetate.
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09/15/19

Limiting reactants
Liquid hexane CH3CH24CH3 will react with gaseous oxygen O2 to produce gaseous carbon dioxide CO2 and gaseous water H2O. Suppose 7.76 g of hexane is mixed with 55. g of oxygen. Calculate the maximum... more
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07/28/19

What is the typical/average actual yield of magnesium oxide from Magnesium + O2?
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04/17/19

I need help with chemistry

  Calculate the mass of SO2 produced when 185 grams of oxygen reacts using this equation:         2Cu2S + 3O2 ----> 2Cu2O + 2SO2
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04/17/19

I need help on a stoichiometry
5.    If a student decomposes 58.498 grams of aluminum carbonate and she collects the gas and measures 27.68 grams of carbon dioxide, determine the percent yield for this... more
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04/17/19

What volume of a 6.97 M stock solution do you need to prepare 500. mL of a 0.0191 M solution of KCl?
When you need to produce a variety of diluted solutions of a solute, you can dilute a series of stock solutions. A stock solution has a significantly higher concentration of the given solute... more
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