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Ms. Desfosse

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Solutions Acid/Base pH

300 300

200

400

100

500 500 500

Row 1, Col 1

.

?

1,2

The substance INTO which another substance is

dissolved.

What is a solvent?

1,3

A solution that feels slippery.

What is a base?

1,4

A solution with a pH less than 7.

What is an acid?

2,1

.

?

2,2

The solute in sea water.

What is salt?

2,3

A solution in which the [H+] is greater than the [OH-].

What is an acid?

2,4

A scale in which one unit ofchange on the scale is

equivalent to a tenfold actualchange (for example: the

pH scale).

What is a logarithmic scale?

3,1

.

?

3,2

The abbreviation used in chemical equations that

means “dissolved in a watersolution.”

.

What is “aq” in parentheses (aq)?

3,3

NaOH is dissolved in aqueousSolution according to the

Following equation:NaOH Na+

(aq) + OH- (aq).

Is it acid, base, or neutral?

What is BASE?

3,4

A pH 5 solution has ___ timesMore H+ than a pH 6 solution.

What is 10 times?

4,1

?

4,2

A 20% aqueous starch solutionhas ____ g of starch per 12.5 ml

of water.

What is 2.5?

4,3

A substance that burns and eatsaway at living tissue AND non-

living tissue (such as metal.)

What is corrosive / acid?

4,4

The number of times morehydrogen ion there is in a

solution with a pH of 3 than in a solution with a pH of 8.

What is 100,000 (105)?

5,1

.

?

5,2

The structure formed aroundan ion in water solution that

keeps the ion dissolved.

What is a hydration shell (sphere)?

5,3

A substance that burns and eatsaway at living tissue ONLY.

What is caustic/ base?

5,4

A pH 10 soultion has ___ times more/less H+ than a pH 2 solution

What is 100,000,000X less?