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Answers by Brjv

Answers by Brjv
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At 25 °C, what is the hydroxide ion concentration, [OH−] , in an aqueous solution with a hydrogen ion concentration of [H+]=3.0×10−8 M?
answered May 19, 2021
4 votes
220k views
How do i write 2.200 (in decimals) into word form. Explain pls
answered May 15, 2021
0 votes
195k views
Calculate the distance olive oil (a lipid) could move in a membrane in 15 seconds assuming the diffusion coefficient is 1 μm2/s. Use the equation where S is distance traveled, t is time, and D is the diffusion
answered Jan 18, 2021
2 votes
86.7k views
It has been determined that the body can generate 5500 kJ of energy during one hour of strenuous exercise. Perspiration is the body’s mechanism for eliminating this heat. What mass of water would have
answered Nov 14, 2020
4 votes
34.8k views
Please help me with this question. image attached.
answered Sep 13, 2020
5 votes
171k views
A large heat pump should upgrade 5 MW of heat at 85°C to be delivered as heat at 150°C. Suppose the actual heat pump has a COP of 2.5. How much power is required to drive the unit? For the same COP, how
answered Jun 21, 2020
4 votes
90.4k views
For the set A = {0, {1}}, determine A2 = A * A
answered May 3, 2020
3 votes
96.9k views
What are the two general principles that determine whether the federal courts have jurisdiction over a case? Do you think these principles are broad enough? Why or why not?
answered Mar 14, 2020
5 votes
55.1k views
According to the kinetic theory, what is the kinetic energy of a gas molecule proportional to? A. volume of the gas B. pressure of the gas C. temperature of the gas D. density of the gas
answered Feb 23, 2020
0 votes
118k views
Complete the sentence with the correct preposition: Les chanteurs écoutent ___rock. a.)des b.)du c.)de d.)de la
answered Jan 13, 2020
0 votes
200k views
Differentiate between crystalline and amorphous solid.
answered Oct 11, 2019
1 vote
78.9k views
From Hard Times by Charles Dickens So, Mr. M’Choakumchild began in his best manner. He and some one hundred and forty other schoolmasters, had been lately turned at the same time, in the same factory,
answered Sep 16, 2019
6 votes
124k views
Given the diagram below, if the area of the shaded region is 103 ft2, what are the dimensions of the inside triangle?
answered Sep 8, 2019
4 votes
36.9k views
Data can be imported into a database from an excel spreadsheet. a. True b. False
answered Feb 23, 2019
1 vote
171k views
which of the following are necessary when proving that the opposite side of a parallelogram are congruent?
answered Feb 15, 2019
4 votes
197k views
I need help with question 3 asap
answered Jan 20, 2019
3 votes
144k views
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