From the given, calculate:1. Melt water mass2. Hot water temperature change 田Time (s)T (°C)Time (s)T (°C)Time (s)T (°C)40°C18020.1°C3604.6°C2039.6°C20017.5°C3804.6°C4039.2°C22013.9°C4004°C6037°C24010°C4204°C8033.7°C2609.8°C4404°C10031.4°C2809.1°C4604°C12029.6°C3008.3°C4804°C14025.3°C3205°C5004°C16022°C3404.8°C5204°CHot water volume, V,Final water volume, V2100 mL125 mLHot water initial40 °CFinal water18 °Ctemperature, T,temperature, T2 Hot water mass: m hot = V1'p%3D4Total water mass: m total = V2°pMelt water mass: m melt = m total – m hotHot water temperature change: AT hot = T2– T1Melt water temperature change: AT melt = T2 – 0.0 °CHeat lost by hot water: q hot = Cp · m hot · AT hotHeat gained by melt water: q melt = Cp · m melt · AT meltHeat absorbed by melting ice: q fusion = (g hot + q melt)9.fusionHeat absorbed per mole: ² H fusmolesmelt% difference from accepted value:

The ratio of mass to the volume of solution is known as density.

Answered: From the given, calculate: 1. Melt…

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From the given, calculate: 1. Melt water mass 2. Hot water temperature change

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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Question

From the given, calculate:

1. Melt water mass

2. Hot water temperature change

田
Time (s)
T (°C)
Time (s)
T (°C)
Time (s)
T (°C)
40°C
180
20.1°C
360
4.6°C
20
39.6°C
200
17.5°C
380
4.6°C
40
39.2°C
220
13.9°C
400
4°C
60
37°C
240
10°C
420
4°C
80
33.7°C
260
9.8°C
440
4°C
100
31.4°C
280
9.1°C
460
4°C
120
29.6°C
300
8.3°C
480
4°C
140
25.3°C
320
5°C
500
4°C
160
22°C
340
4.8°C
520
4°C
Hot water volume, V,
Final water volume, V2
100 mL
125 mL
Hot water initial
40 °C
Final water
18 °C
temperature, T,
temperature, T2

Hot water mass: m hot = V1'p
%3D
4
Total water mass: m total = V2°p
Melt water mass: m melt = m total – m hot
Hot water temperature change: AT hot = T2– T1
Melt water temperature change: AT melt = T2 – 0.0 °C
Heat lost by hot water: q hot = Cp · m hot · AT hot
Heat gained by melt water: q melt = Cp · m melt · AT melt
Heat absorbed by melting ice: q fusion = (g hot + q melt)
9.
fusion
Heat absorbed per mole: ² H fus
molesmelt
% difference from accepted value:

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