lution of HI was found to have a pOH of 13.35 at 25 °C. What is the concentration of HI? a. 0.52 M b. 1.13 M c.0.22 M D d.0.43 M Oe.1.6 x 10-6 M A change in a system occurs such that 51.3 J of work is done on the surroundings and 45.9 J of heat flows in to the system. What is the chang energy of the system? O a. 45.9 J O b. -51.3 J Oc. -5.4J O d. 97.2 J O e.5.4J
lution of HI was found to have a pOH of 13.35 at 25 °C. What is the concentration of HI? a. 0.52 M b. 1.13 M c.0.22 M D d.0.43 M Oe.1.6 x 10-6 M A change in a system occurs such that 51.3 J of work is done on the surroundings and 45.9 J of heat flows in to the system. What is the chang energy of the system? O a. 45.9 J O b. -51.3 J Oc. -5.4J O d. 97.2 J O e.5.4J
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:lutión of HI was found to have a pOH of 13.35 at 25 °C. What is the concentration of HI?
a. 0.52 M
b. 1.13 M
O c.0.22 M
Od.0.43 M
Oe.1.6 x 10-6 M
A change in a system occurs such that 51.3 J of work is done on the surroundings and 45.9 J of heat flows in to the system. What is the change in internal
energy of the system?
O a. 45.9 J
O b. -51.3 J
Oc. -5.4J
O d.97.2 J
O e. 5.4J
At 25 °C the pK, for pyridinium, CsH&N*, is 5.23.
What is the pkb for its conjugate base?
5:13 PM
ENG
18°C Sunny
6/08/2021
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