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Potential Energy Assessment

Last updated over 6 years ago

7 Nsɛmmisa

Hyɛ no nsow a efi ɔkyerɛwfo no hɔ:

Covers different ways to write equations in Thermochemistry.

Covers calculating enthalpy.

1

1

3

Asemmisa {{asɛmmisaAhyɛnsode}}

3.

Calculate the energy released when 65.2 g of heptane combusts completely.

7

1

Asemmisa {{asɛmmisaAhyɛnsode}}

1.

Write a thermochemical equation for the formation of copper (II) nitrate.

Asemmisa {{asɛmmisaAhyɛnsode}}

2.

Using separate equation method, write an equation for the freezing of diethyl ether, (C₂H₅)₂O.

Asemmisa {{asɛmmisaAhyɛnsode}}

4.

Draw a potential energy diagram for the combustion of heptane.

Asemmisa {{asɛmmisaAhyɛnsode}}

5.

Identify which has more potential energy, the reactants or the products, in the formation of KBr_(s).

The reactants

The products

They have the same amount of potential energy.

3

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6.

4

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7.