A scientist measures the vapor pressure of a liquid. At 15° C, the vapor pressure was 19 kilopascals. At 25° C, it was 31 kilopascals. At 35° C, it was 59 kilopascals. Which statement can be inferred from the observations?
A. Increasing temperature alters the volume of the liquid
B. Increasing temperature decreases vapor pressure
C. Increasing temperature does not affect vapor pressure
D. Increasing temperature increases vapor pressure
Answers: 2
Chemistry, 22.06.2019 00:00
Several kinds of bears are found on earth. most bears are brown or black, but one type of bear, the polar bear, is white. what process led to this difference in fur color? explain your answer.
Answers: 1
Chemistry, 22.06.2019 22:00
Scientists often have to deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each number in an alternate form.
Answers: 1
Chemistry, 23.06.2019 18:20
Consider the following system at equilibrium. caco3(s) = ca2+(aq) + co32-(aq) the addition of which compound will cause a shift in equilibrium because of a common ion effect? occia co2 cuso4 na2co3
Answers: 3
Chemistry, 23.06.2019 18:30
Select the correct answer. which statement best explains the octet rule? a. atoms gain, lose, or share electrons to achieve a full valence shell. b. compounds always consist of eight electrons. c. molecules always consist of eight atoms. d. all atoms require eight electrons to form bonds.
Answers: 2
A scientist measures the vapor pressure of a liquid. At 15° C, the vapor pressure was 19 kilopascals...
Mathematics, 24.09.2019 01:20
English, 24.09.2019 01:20
English, 24.09.2019 01:20
Mathematics, 24.09.2019 01:20
History, 24.09.2019 01:20
Mathematics, 24.09.2019 01:20
Mathematics, 24.09.2019 01:20