small quantities of oxygen can be prepared in the laboratory by heating potassium chlorate, KCIO3 (s) the equation for the reaction is  2KCIO3 --> 2KCl + 3O2 calculate how many grams of O2 (g) can be produced from heating 58.1g KCIO3 (s) mass =

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Q: Consider the reaction between HCl and O2 4HCl+O2------>2H2O+2Cl2 calculate the theoretical yield…

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Q: 2. Potassium chlorate, KClO3, is obtained by the action of chlorine on a hot potassium hydroxide…

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Q: A sample of 10.0g NH3 on oxidation produces 6.0 g of NO. calculate the percent yield. Reaction :…

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Q: When NH3 is prepared from 28g N2 and excess H2, the theoretical yield of NH3 is 34 g. When this…

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Q: Liquid methane (CH4). and liquid oxygen (02) are used in some rocket engines. What is the mass of…

A: Given  Mass of CH4   = 500000 gram Mass of O2    = 150000 gram  Mass of CO2  = ?

Q: A sample of 0.56 g of carbon dioxide was obtained by heating 1.39 g of calcium carbonate. What is…

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Q: This question will walk you through the steps of determining which reactant is limiting based on a…

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Q: For the reaction 3 КОН+ H, PO-K, PO + 3H,O how many grams of potassium phosphate, K3PO4, are…

A: Molar of KOH = 56.11 g/molMolar mass of K3PO4 = 212.27 g/mol

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Q: Consider the combustion of methane.   CH4(g)+2O2(g)→CO2(g)+2H2O(g)  Suppose 2.5 mol  of methane are…

A: Given:Moles of CH4 = 2.5 mol.Moles of O2 = 3.5 mol.

Q: Phosphoric acid, a mild acid used among other things as a rust inhibitor, food additive, and etching…

A: Mass of phosphoric acid = 2.0 x 10 3 g

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Q: Consider the reaction.   2Pb(s)+O2(g)⟶2PbO(s)2Pb(s)+O2⁡(g)⟶2PbO(s)   An excess of oxygen reacts…

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Q: CH4(g)   +    2 O2(g)  ------->   CO2(g)   +    2 H2O(g) What mass of water is produced by the…

A: 1- First determine the moles of methane :  moles of methane = ( mass / molar mass)  moles of methane…

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Q: For the chemical reaction 2NaOH+H2SO4⟶Na2SO4+2H2O, how many moles of sodium sulfate will be produced…

A: 1- First calculate the moles of NaOH :  moles of NaOH = ( mass / molar mass of NaOH)  moles of NaOH…

Q: Small quantities of oxygen can be prepared in the laboratory by heating potassium chlorate,…

A: Given: Mass of KCIO3 = 69.3 g Molar mass of KCIO3 = 122.55  g/mol Molar mass of O2 = 32.0 g/mol

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Q: If 6.8 g of a hydrocarbon that is 83.2% C by mass is burned with O2 to make CO2 and H2O,  what mass…

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Q: Consider the reaction 3 Cu + 8 HNO, +3 Cu(NO,, + 2 NO + 4 H,0 • What is the theoretical yield of NO…

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Q: Consider the following balanced chemical equation:    4KO2(s) + 2H2O(l)  →  4KOH(s) + 3O2(g)…

A: 4KO2(s) + 2H2O(l)  →  4KOH(s) + 3O2(g) Given Mass of KO2 = 47.1 g  Given Mass of H2O = 47.1 g  Molar…

Q: Aspirin (C9H8O4) may be synthesized by mixing salicylic acid (C7H6O3) with excess acetic anhydride…

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A: Given, Mass of oxygen gas = 30.0g

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Q: A sample of 119.4g of Calcium Oxide was obtained by heating 292g of calcium carbonate. What is the…

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