1. Four moles of iron (II) sulfide added to seven moles of oxygen, produced two moles of iron (III) oxide and four moles of sulfur dioxide. (a) Translate the problem to chemical equation. b) How many grams of oxygen will react with 2.0 grams of iron (II) sulfide?

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Q: For the following reaction, 0.470 moles of magnesium nitride are mixed with 0.102 moles of water.…

A: Mg3N2   +    6  H2O        -->   3 Mg(OH)2…

Q: Which of the following is a balanced chemical reaction(s)?     a)  H2SO4 + B(OH)3 → B2(SO4)3 + H2O…

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Q: Equation: HC2H3O2 + CaCO3 calcium acetate + H20 + carbon dioxide B. Calculation: If 9.02 x 1024…

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Q: 17.Stoichiometric calculations are a fundamental tool to interpret the quantitative part in chemical…

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Q: Rust (Fe2O3) combines with nitric acid (HNO3 to form iron(III) nitrate, Fe(NO3)3 and water (H2O).…

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Q: Consider the following unbalanced reaction equation: NO + O₂ → NO₂ When the equation is correctly…

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Q: 4. The combustion of ethanol (C₂H5OH) produces carbon dioxide and water. In the reaction, 3.50 g of…

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Q: Part C How many moles of NO can be formed when 3.61 mol of N₂ reacts?

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Q: A + A-B A-B+ (B A-B+ C-D ↑↑↑↑ A A B + B АНС + B A-D + C-B

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Q: Consider the precipitation reaction below: Ca2+ +         SO42- ---->        CaSO4 a) balance this…

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Q: Give the balanced chemical equation for the following reactions. 1. The reaction between solid iron…

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A: 1) Since moles  = mass / molar mass  Hence moles of  NH4Cl  = mass of  NH4Cl / molar mass of  NH4Cl…

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Q: For the sentence below answer the following questions: Q1) Change the sentence into a chemical…

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Q: A sample of carbon disulfide contains 2.25 x 1024 molecules. How many moles of sulfur atoms does the…

A: No. of molecules of CS2                        mass of CS2       6.022×1023…

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Q: The United States chemical industry makes more sulfuric acid than any other chemical. One process…

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Q: The drawing below shows a mixture of molecules: key carbon hydrogen nitrogen sulfur охудen chlorine…

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Q: The reaction of sodium metal with water has the following unbalanced equation. Na(s) + H2O(l) →…

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