
Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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How many calories are needed to raise 500 grams of water from 25 degrees Celsius to 40 degrees Celsius?
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- 10. If an In-N-Out Double-Double cheeseburger contains 6.70 × 10² kilocalories, how many calories are present? How many joules of energy are stored? Which unit is commonly used to measure energy stored in foods? Handbook 3 2020 Cuesta College. All rights reserved 16arrow_forwardUse your data to calculate the number of Calories in a 3.4 g sugar cube. (Molecular mass of sugar = 342.2965 g/mol; ΔHcomb sugar = 5639 kJ/mol; 1 Calorie = 1 Kcal)arrow_forwardA 80.8 g chunk of granite (specific heat: 0.79 J/g°C) is heated to 225.7 °C and dropped into a beaker containing 150.0 g of methanol (specific heat: 2.549 J/g°C) at 27.1 °C.What will be the final temperature of the system after it reaches thermal equilibrium?arrow_forward
- How many calories are released by 231 grams of iron decreasing in temperature from 294℃ to 65℃?arrow_forwardPerform the conversions between energy units. 588 kJ = J 3425 kcal = kJ 8.97 x 106 J = kcal FEB 23arrow_forwardA 2 gram peanut is burned to heat water. The peanut has 6.5 kcal/gram. The water heats from 15C to 80C and the calorimeter is 57% efficient. What is the mass of water heated?arrow_forward
- Suppose you burn a 2.4 g sample of potato chips. You use the heat given off from that process to heat 26.5 g of water from 17.7 oC to 20.2 oC. What is the caloric value (in kcal/g) of the potato chips?arrow_forwarddo it for mearrow_forward2. A patient receives 2.5 L of intravenous (IV) glucose solution. If the liquid contains 5.0 g glucose per 100.0 mL of solution, then calculate the number of kilocalories that the patient receives from the glucose solution. Note, the caloric value of glucose is 4 kcal/g.arrow_forward
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