4. the vapor pressure of a liquid is equal to the atmospheric pressure.: a. boiling increase. b. boiling decrease. c. boiling stopped. d. boiling occurs. 5. Sublimation of metallic elements from rock or ore samples requires: a. low temperatures b. high temperatures. c. medium temperatures. d. room temperatures. 6. boiling point with molar mass: a. increases c. don't relate. d. no one of above. b. decreases. 7. Liquids can be purified from non-volatile impurities by: a. melting. b. sublimation c. boiling. d. simple distillation. 8. organic solvents can be hated by: a. direct flame. c. indirect flame. b. bunsen burner. d. no one of the obove.
4. the vapor pressure of a liquid is equal to the atmospheric pressure.: a. boiling increase. b. boiling decrease. c. boiling stopped. d. boiling occurs. 5. Sublimation of metallic elements from rock or ore samples requires: a. low temperatures b. high temperatures. c. medium temperatures. d. room temperatures. 6. boiling point with molar mass: a. increases c. don't relate. d. no one of above. b. decreases. 7. Liquids can be purified from non-volatile impurities by: a. melting. b. sublimation c. boiling. d. simple distillation. 8. organic solvents can be hated by: a. direct flame. c. indirect flame. b. bunsen burner. d. no one of the obove.
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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Transcribed Image Text:4. the vapor pressure of a liquid is equal to the atmospheric pressure.:
a. boiling increase.
b. boiling decrease.
c. boiling stopped.
d. boiling occurs.
5. Sublimation of metallic elements from rock or ore samples requires:
a. low temperatures
b. high temperatures.
c. medium temperatures.
d. room temperatures.
6. boiling point with molar mass:
a. increases
c. don't relate.
b. decreases.
d. no one of above.
7. Liquids can be purified from non-volatile impurities by:
a. melting.
b. sublimation
c. boiling.
d. simple distillation.
8. organic solvents can be hated by:
a. direct flame.
c. indirect flame.
b. bunsen burner.
d. no one of the obove.
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