Module 2 - OYO
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| 2.1 Normal body temperature is 98.6 °F. What is this temperature in Celsius? | 37.0 °C
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| 2.2 If water boils at 100.0 °C, what is the boiling temperature of water in Fahrenheit? | 212.0 °F
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| 2.3 What is the Fahrenheit equivalent of 0.00 Kelvin? | -459.67 °F
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| 2.4 Which substance takes the least energy to heat up, copper or glass? (refer to Table 2.1) | Copper.
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| 2.5 A copper kettle and an iron kettle are placed side by side on a fire. After 3.0 minutes on the fire, the iron kettle reaches a temperature of 100.0 °C. Will the copper kettle's temperature be higher or lower than 100.0 °C? (refer to Table 2.1) | Higher.
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| 2.6 A 502 g iron rod is heated to an unknown initial temperature. If, while cooling down to a temperature of 22 °C, the rod releases 597.5 Joules of energy, what was its initial temperature? | 25 °C
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| 2.7 If a 15.6 g object requires 836.8 J of heat to raise its temperature by 21 °C, what is the specific heat of the object? | 2.6 J per g·°C
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| 2.8 A calorimeter holds 175.0 grams of water at an initial temperature of 25.3 °C. A 54.3 g piece of metal at 100.0 °C is dropped into the calorimeter, and the final temperature of the water is 27.1 °C. What is the specific heat of the metal? | 0.33 J per g·°C
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| 2.9 A calorimeter holds 100.0 grams of water at an initial temperature of 25.1 °C. A 43.2 g piece of metal at 111.0 °C is dropped into the calorimeter, and the final temperature of the water is 29.1 °C. What is the specific heat of the metal? | 0.51 J per g·°C
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| 2.10 A calorimetry experiment is performed with a calorimeter that has a specific heat of 3.77 J per g·°C. The calorimeter has a mass of 9.5 g and is filled with 117 g of an unknown liquid that is initially at a temperature of 25.0 °C. |
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| 2.10(continued) If a 50.0 g chunk of copper at 112 °C is dropped in the calorimeter and the liquid's temperature increases by 2.3 °C, what is the specific heat of the unknown liquid? | 5.75 J per g·°C
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
LiseBrinkley
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