8.Calculate the mass of C in 5.46 g of C2H4?O 0.455 g CO 65.6 g CO 13.1 g CO 4.68 g C9.Which one of the following is an example of a balanced chemical reaction?O SHCI + 2KMN04 → 3C12 + 2MNO2 + 4H2O + 2KCIO 6HCI + 2KMnO4 → 2C12 + 2MNO2 + 4H2O + 2KCI2HCI + 2KMNO4 → Cl2 + MnO2+ 2H2O + 2KCIO HCl + KMNO4 → Cl2 + MnO2+ 2H2O + KCl10.How many grams of Cl2 can be prepared from the reaction of 16.0 g of MnO2 and 30.0 g of HCl according to thefollowing chemical equation? (Hint: Determine the limiting reagent.)MnO2 + 4HC1 → MnCl2 + Cl2 + 2H2OO 0.82 gO 14.6 gO 13.0 gO 0.82 g

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Chemistry & Chemical Reactivity

10th Edition

ISBN:9781337399074

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter3: Chemical Reactions

Section3.2: Balancing Chemical Equations

Problem 3.1CYU: (a) Butane gas, C4H10, can burn completely in air [use O2(g) as the other reactant] to give carbon...

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Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.

Question

8.
Calculate the mass of C in 5.46 g of C2H4?
O 0.455 g C
O 65.6 g C
O 13.1 g C
O 4.68 g C
9.
Which one of the following is an example of a balanced chemical reaction?
O SHCI + 2KMN04 → 3C12 + 2MNO2 + 4H2O + 2KCI
O 6HCI + 2KMnO4 → 2C12 + 2MNO2 + 4H2O + 2KCI
2HCI + 2KMNO4 → Cl2 + MnO2+ 2H2O + 2KCI
O HCl + KMNO4 → Cl2 + MnO2+ 2H2O + KCl
10.
How many grams of Cl2 can be prepared from the reaction of 16.0 g of MnO2 and 30.0 g of HCl according to the
following chemical equation? (Hint: Determine the limiting reagent.)
MnO2 + 4HC1 → MnCl2 + Cl2 + 2H2O
O 0.82 g
O 14.6 g
O 13.0 g
O 0.82 g

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