"> (Answered) Determine the molecular formula of a compound that has a molar mass of at least 135 g/mole. - Tutorials Prime

## (Answered) Determine the molecular formula of a compound that has a molar mass of at least 135 g/mole.

Determine the molecular formula of a compound that has a molar mass of at least 135 g/mole.

Determine the molecular formula of a compound that has a molar mass of at least 135 g/mole. Â Â Â Â Â and no more than 160 g/mole and an empirical formula of CH2O Â Â Â Â A)Â Â C4H8O4Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â B)Â Â C6H12O6Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â C) Â Â C3H6O3Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â D) Â Â C5H10O5Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â E)Â Â C5H10O6 2.The molecular formula for aspirin is C9H8O4 To the nearest gram, one mole of aspirin weighs: Â Â Â Â Â Â use the table providedÂ Â Â Â Â Â Â Â A)Â Â 182Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â B)Â Â 181Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â C)Â Â 180Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â D)Â Â 170Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â E)Â Â 171 3. A beam of protons will behave in what way in an electric field?Â Â Â Â Â Â Â A) Â be unchangedÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â B) Â be repelled by the positive electrode Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â C) Â be repelled by the negative electrode 4. Most of the known elements are (at room temperature and pressure):Â Â Â Â Â Â Â Â Â Â Â Â Â Â A) solid and metallicÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â B) solid and non-metallicÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â C) gaseous and non-metallicÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â D) liquid and metallic 5.Â Â In the forward reaction:Â Â 2 Cu+Â +Â FeÂ â†’Â 2 CuÂ +Â Fe2+ , the substance that gets reduced is:Â Â Â Â Â Â Â Â A)Â Â CuÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â B)Â Â FeÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â C)Â Â Cu+Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â D)Â Â Fe2+ 6.Â Â Balance the chemical equation given below, and determine the number of kg of MgO that Â Â Â Â Â Â Â are needed to produce 1.00 kg of Fe2O3Â .Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â ____ MgO(s) + ____ Fe(s)Â â†’Â ____ Fe2O3(s) +_____ Mg(s)Â Â Â Â Â A)Â Â 0.75Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â B)Â Â 0.757Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â C)Â Â 750Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â D)Â Â 757Â Â Â Â Â Â Â Â Â Â E)Â Â 0.775

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This question was answered on: Jan 02, 2020

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