Basic Facts
pH Scale
Calculating pH
Calculating pOH
Calculating [H+]
Calculating [OH-]
Final Jeopardy
100
What is a solution with a pH of less than 7 classified as?
What is acid.
100
What is the range of the pH scale?
What is 14.
100

What is the equation to calculate the hydronium ion [H+] concentration from the pH?

What is [H+] = 10-pH?

100

A solution has a pH of 5.5. What is the pOH of the solution?

What is 8.5?

100

A substance has a pH of 9.0. What is the [H+] of the substance?

What is 1.0 x 10-9?

100

A substance has a pH of 11.0. What is the [OH-] of the substance?

What is 1.26 x 10-3 M?

100

A sample is found to have an [H+] of 8.5x10-7 M. What is the pH? pOH? [OH-]? Is this an acid or a base?

What is pH = 6.07, pOH = 7.93, [OH-] = 1.18 x 10-8 M, and is a acid?

200

What happens when mixing bases and acids together?

What is it can cancel out or neutralize their effects

200

The darker colors are located on the right side of the scale which is the _____ side.

What is base.

200

A Solution has a pH of 2. What will the Molarity be of [H+]?

What is 0.01M.

200

A solution has a pH of 9.2. What is the pOH of the solution?

What is 4.8?

200

A solution has a pH of 4.8. Calculate the [H+] of the solution.

What is 1.58 x 10-5?

200

A solution has a pH of 3.8. Calculate the [OH-] of the solution.

What is 6.33 x 10-11 M?

300
What is a solution with a pH of greater than 7 classified as?
What is base.
300
A pH value under 7 is 10 times more acidic than the higher value. True or False?
What is true.
300
Write out the equation for calculating pH.
What is pH= -log[H3O+]
300

A solution has a hydroxide ion [OH-] concentration of 1.0 x 10-8 M. What is the pOH of the solution?

What is 8?

300

The pH of a solution is measured to be 8.7. What is the concentration of [H+] in the solution?

What it 1.99 x 10-9 ?

300

The pOH of a solution is measured to be 5.9. What is the concentration of [OH-] in the solution?

 What is 1.3 x 10-6 M?

400

What is produced when an acid and base are mixed together (Hint: HCL + NaOH →)?

What is water and salt?

400
Why is pure water natural?
What is neither acidic or basic in its natural state.
400
What is the pH of a solution that contains 15.0 grams of HCl dissolved in 7.0L of solution?
What is pH=1.2
400

A solution has a hydroxide ion [OH-] concentration of 3.2 x 10-5 M. What is the pOH of the solution?

What is 4.5?

400

A sample is found to have an [OH-] of 4.5x10-6M. What is the [H+]?

What is 2.22 x 10-9 M.

400

A sample is found to have an [H+] of 3.4x10-3M. What is the [OH-]?

What is 2.94 x 10-12 M?

500

In water, 1 in ______ collisions result in transfer of a hydrogen ion.

What is 1 in 10 Million?

500

Two ways to figure out the pH of a solution are ________ and ________.

What are litmus paper and phenolphthalein.

500
Since the log has a negative sign, what will happen to the concentration of hydronium ion and the pH?
What is the hydronium ion concentration will increase, while the pH will decrease.
500

What is the pOH of a solution that has a hydronium [H+]  ion concentration of 4.5 x 10-9 M?

What is 5.65?

500

A sample is found to have an [OH-] of 3.2x10-2M. What is the [H+]

What is 3.13 x 10-13 M?

500

The pH of a solution is measured to be 9.2. What is the concentration of [OH-] in the solution?

What is 1.58 x 10-5?

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