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bekas [8.4K]
3 years ago
14

On a pH scale water is located at 7, hydrochloric acid (HCl) is located below 7 and sodium hydroxide (NaOH) is located above 7.

Biology
1 answer:
DanielleElmas [232]3 years ago
5 0
It is true i’ve had this on my test before

please give brainliest i wanna reach next rank

thanks!!
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I will give out 90 points. Please answer!!
34kurt
The answer is number 4 hope this helps
5 0
3 years ago
black coffee has a pH of 5, therefore its H+ concentration is ______ times greater than a solution with a pH of 10.
Tju [1.3M]

Answer:

100,000

Explanation:

pH of coffee = 5

pH of solution = 10

Concentration of H+ ions between successive pH values are in multiples of 10

Hence, the pH difference :

pH of solution - pH of coffee

(10 - 5) = 5

Hence, difference in H+ ions will be :

10^5 = 10*10*10*10*10 = 100,000 times

6 0
3 years ago
Calculate the distance penny rides her bicycle. if she rides 1/4 mile each day for 11 days.
aniked [119]

Answer:

2.75

Explanation:

0.25x11=2.75

please make brainliest and thanks and rate 5 stars

hope this helps have a good day

6 0
3 years ago
Most of the aerobic respiration of a cell takes place in which structure?
Fed [463]
I believe it’s A in the question
6 0
3 years ago
AZT is a reverse transcriptase inhibitor. How does this drug prevent the replication of a retrovirus
Artemon [7]

Answer:

AZT is a thymidine analog

Explanation:

Azidothymidine (AZT) is an antiviral drug used for the treatment of the Human immunodeficiency virus infection (HIV/AIDS) by preventing the transmission of HIV from infected cells. AZT is capable of suppressing the activity of the enzyme reverse transcriptase of the retroviral HIV genome, which enables it to copy RNA into DNA. In infected cells, this double-stranded DNA is integrated into the host genome which is then instructed to produce identical HIV copies. AZT is a thymidine analog that is incorporated into DNA and thus interferes with DNA synthesis, thereby inhibiting cell proliferation.

4 0
4 years ago
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