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Chemistry & Chemical Reactivity

10th Edition
John C. Kotz + 3 others
ISBN: 9781337399074

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Chapter
Section
BuyFindarrow_forward

Chemistry & Chemical Reactivity

10th Edition
John C. Kotz + 3 others
ISBN: 9781337399074
Textbook Problem

Determine whether energy as heat is evolved or required, and whether work was done on the system or whether the system does work on the surroundings, in the following processes at constant pressure;

  1. (a) Ozone, O3, decomposes to form O2.
  2. (b) Methane burns:

    CH4(g) + 2 O2(g) → CO2(g) + 2 H2O()

(a)

Interpretation Introduction

Interpretation:

The heat is absorbed or evolved and work is done on the system or by the system has to be determined

Concept Introduction:

System is the object or collection of object being studied. Surroundings include everything outside the system.

Explanation

Energy is transferred as heat from the system to the su...

(b)

Interpretation Introduction

Interpretation:

The heat is absorbed or evolved and work is done on the system or by the system has to be determined

Concept Introduction:

System is the object or collection of object being studied. Surroundings include everything outside the system.

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