Use the heat equation to calculate the energy, in joules and calories, for each of the following (see the table): (Figure 1) Part A to heat 29.4 g of water from 12.5° C to 22.1°C Express your answer using three significant figures. J Submit Previous Answers Completed; correct answer withheld by instructor Part B Figure 1 of 1 to heat 29.4 g of water from 12.5° C to 22.1 °C Substance cal/g °C J/g °C Express your answer using three significant figures. Elements Aluminum, Al(s) 0.214 0.897 cal 0.385 Copper, Cu(s) Gold, Au(s) 0.0920 0.0308 0.129 Submit Previous Answers Iron, Fe(s) 0.108 0.452 Silver, Ag(s) 0.0562 0.235 Completed; correct answer withheld by instructor Titanium, Ti(s) 0.125 0.523 Compounds Ammonia, NH3(g) 0.488 2.04 Part C Ethanol, C,H5OH(I) 0.588 2.46 Sodium chloride, NaCI(s) 0.207 0.864 to heat 34.2 g of copper from 122° C to 227°C Water, H;O(1) 1.00 4.184 Express your answer using three significant figures.

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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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I need help on part A and part B

Use the heat equation to calculate the energy, in joules and
calories, for each of the following (see the table):
(Figure 1)
Part A
to heat 29.4 g of water from 12.5° C to 22.1 °C
Express your answer using three significant figures.
J
Submit
Previous Answers
Completed; correct answer withheld by instructor
Part B
Figure
1 of 1
to heat 29.4 g of water from 12.5° C to 22.1 °C
Substance
cal/g °C
J/g °C
Express your answer using three significant figures.
Elements
Aluminum, Al(s)
0.214
0.897
cal
Copper, Cu(s)
0.0920
0.385
Gold, Au(s)
0.0308
0.129
Submit
Previous Answers
Iron, Fe(s)
0.108
0.452
Silver, Ag(s)
0.0562
0.235
Completed; correct answer withheld by instructor
Titanium, Ti(s)
0.125
0.523
Compounds
Ammonia, NH3(g)
0.488
2.04
Part C
Ethanol, C,H;OH(!)
0.588
2.46
Sodium chloride, NaCI(s)
0.207
0.864
to heat 34.2 g of copper from 122° C to 227 °C
Water, H,0(!)
1.00
4.184
Express your answer using three significant figures.
Water, H20(s)
0.485
2.03
J
Transcribed Image Text:Use the heat equation to calculate the energy, in joules and calories, for each of the following (see the table): (Figure 1) Part A to heat 29.4 g of water from 12.5° C to 22.1 °C Express your answer using three significant figures. J Submit Previous Answers Completed; correct answer withheld by instructor Part B Figure 1 of 1 to heat 29.4 g of water from 12.5° C to 22.1 °C Substance cal/g °C J/g °C Express your answer using three significant figures. Elements Aluminum, Al(s) 0.214 0.897 cal Copper, Cu(s) 0.0920 0.385 Gold, Au(s) 0.0308 0.129 Submit Previous Answers Iron, Fe(s) 0.108 0.452 Silver, Ag(s) 0.0562 0.235 Completed; correct answer withheld by instructor Titanium, Ti(s) 0.125 0.523 Compounds Ammonia, NH3(g) 0.488 2.04 Part C Ethanol, C,H;OH(!) 0.588 2.46 Sodium chloride, NaCI(s) 0.207 0.864 to heat 34.2 g of copper from 122° C to 227 °C Water, H,0(!) 1.00 4.184 Express your answer using three significant figures. Water, H20(s) 0.485 2.03 J
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