On a particular day, the following appliances are used for the times indicated: a 1600-W coffee maker, 19 min, and a 1100-W microwave oven, 3.7 min. With these power requirements, find how much it costs to use these appliances at an electrical cost of 9¢ per kWh. (Do not round your final answer. Fractional cent values are acceptable.) ¢
On a particular day, the following appliances are used for the times indicated: a 1600-W coffee maker, 19 min, and a 1100-W microwave oven, 3.7 min. With these power requirements, find how much it costs to use these appliances at an electrical cost of 9¢ per kWh. (Do not round your final answer. Fractional cent values are acceptable.) ¢
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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On a particular day, the following appliances are used for the times indicated: a 1600-W coffee maker, 19 min, and a 1100-W microwave oven, 3.7 min. With these power requirements, find how much it costs to use these appliances at an electrical cost of 9¢ per kWh. (Do not round your final answer. Fractional cent values are acceptable.)
¢
Expert Solution
Step 1 firmula approach
power = energy/time
We have 1600W and 1100 W power.
I.e 1.6 kW and 1.1kW
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