Chemistry, 16.07.2019 10:20 jaleelbrown80
Your boss tells you that she needs a decision by the end of the day about the machine you want to purchase for your new operation. you have four options, and your boss reminds you to be as cost-efficient as possible but that she also wants the best efficiency. which is your best option? option 1: this $5,000 machine is supplied energy at a rate of 1,900 w and does useful work at a rate of 1,786 w. option 2: this $4,500 machine is supplied energy at a rate of 1,450 w and does useful work at a rate of 1,300 w. option 3: this $4,750 machine is supplied energy at a rate of 1950 w and does useful work at a rate of 1833 w. option 4: this $4,750 machine is supplied energy at a rate of 2,000 w and does useful work at a rate of 1,822 w. a. option 1 b. option 2 c. option 3 d. option 4
Answers: 1
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Which of the following happens during cell division? (a) energy is created (b) waste is eliminated (c) carbon dioxide is released (d) damaged cells are replaced
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Compare and contrast physical changes with chemical changes.
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Chemistry, 22.06.2019 07:10
Remember to use the proper number of significant figures and leading zeros in all calculations.gelatin has a density of 1.27 g/cm³. if you have a blob of gelatin dessert that fills a 2.0 liter bottle, what is its mass? 2540 g2500 g3.9 x 10-43.937x 10-4
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Your boss tells you that she needs a decision by the end of the day about the machine you want to pu...
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