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pH and pOH practice CW

Last updated 1 day ago

7 questions

1

1

1

1

1

5

5

Question 1

1.

If something has a pH of 3.00, what is the pOH?

Don't forget to use your new sig fig rule: Total sf in [ ] = # of decimal places in pH.

Question 2

2.

What is the pH of a 0.48M HCl?

Total sf in [ ] = # of decimal places in pH.

Question 3

3.

What is the pH of 0.25M NaOH?

Total sf in [ ] = # of decimal places in pH.

Question 4

4.

If you have an H+ concentration of 4.6 x 10-12M, what is the pH

Total sf in [ ] = # of decimal places in pH.

Question 5

5.

What is the H+ concentration given a pH of 7.80?

Total sf in [ ] = # of decimal places in pH.

Question 6

6.

Question 7

7.

[H+] = [8.3 x10-7], what is the pH? Acid, base or neutral?

9.49 base

12.71 base

4.12 acid

6.08 acid

[H+] = [1.9 x10-13], what is the pH? Acid, base or neutral?

9.49 base

6.08 acid

12.72 base

4.12 acid