240 220 200 NACIO3 180 KNO 160 140 KBrt 120 100 80 60 NaCl 40 20 20 40 60 100 120 Temperature (°C) 1. Which of these statements is true according to the graph shown above? a. More KNO, will dissolve than KBr at 0°C. b. Temperature has little effect on the water solubility of NaCl. c. KBr is insoluble in water at low temperatures. d. An increase in temperature causes a decrease in the solubility of NacIO, in water. 2. At 40°C, 100 grams of NaCIO, is added to 100 grams of water. The solution would be... a. saturated b. unsaturated C. saturated with excess d. supersaturated Solubility (g/100 g of water)

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
240
220
200
NACIO3
180
KNO
160
140
KBrt
120
100
80
60
NaCl
40
20
20
40
60
100
120
Temperature (°C)
1. Which of these statements is true according to the graph shown above?
a. More KNO, will dissolve than KBr at 0°C.
b. Temperature has little effect on the water solubility of NaCl.
c. KBr is insoluble in water at low temperatures.
d. An increase in temperature causes a decrease in the solubility of NacIO, in water.
2. At 40°C, 100 grams of NaCIO, is added to 100 grams of water. The solution would be...
a. saturated
b. unsaturated
C. saturated with excess
d. supersaturated
Solubility (g/100 g of water)
Transcribed Image Text:240 220 200 NACIO3 180 KNO 160 140 KBrt 120 100 80 60 NaCl 40 20 20 40 60 100 120 Temperature (°C) 1. Which of these statements is true according to the graph shown above? a. More KNO, will dissolve than KBr at 0°C. b. Temperature has little effect on the water solubility of NaCl. c. KBr is insoluble in water at low temperatures. d. An increase in temperature causes a decrease in the solubility of NacIO, in water. 2. At 40°C, 100 grams of NaCIO, is added to 100 grams of water. The solution would be... a. saturated b. unsaturated C. saturated with excess d. supersaturated Solubility (g/100 g of water)
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