HW 3 key_1 - CHE-105 Homework Chapter 3 Name _ 1. Some...

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CHE-105 Homework Chapter 3 Name ____________________ 1. Some gases do not contribute to the greenhouse effect. Indicate which of the following is cannot be a greenhouse gas? a. N 2 b. NH 3 c. Rn d. CO e. CHF 2 Cl f. N 2 O g. H 2 O h. H 2 2. What is the molecular weight for each of the following? a. CO 2 - 44 b. N 2 O - 44 c. H 2 O - 18 d. O 2 - 32 e. CH 3 CH 2 CH 2 OH - 60 3. How many moles in each of the following? a. 66 g CO 2 1.5 b. 64 g O 2 - 2 c. 16 g C - 1.33 d. 63 g CH 3 CH 2 CH 2 OH – 1.05 4. Assuming complete combustion, write a balanced chemical equation for the following reaction: 2 CH 3 CH 2 CH 2 OH + 9 O 2 6 CO 2 + 8 H 2 O
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5. How many grams of CO 2 can be formed from 50. grams of CH 3 CH 2 CH 2 OH? a. 5.0 g b. 2.5 g c. 44 g d. 110 g 6. If you have 23 grams of ethanol (C 2 H 6 O) and 36 grams of oxygen (O 2 ), how many grams of CO 2 can you produce? a. 0.5 g b. 1.0 g c. 44 g d. 2 g e. 0.75 g f. 33 g 7. List natural and anthropogenic sources for the following greenhouse gases. Which
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This note was uploaded on 04/18/2008 for the course CHE 105 taught by Professor Duecker during the Spring '08 term at Indiana Wesleyan.

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HW 3 key_1 - CHE-105 Homework Chapter 3 Name _ 1. Some...

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