Chemistry - Quiz 3: Toolbox to titration

Ions are charged atoms or groups of atoms.

True

Ionic solutions are poor conductors of electricity.

False

Molarity is represented by the symbol m.

False

Balanced equations illustrate Conservation of Mass.

True

A solution is a homogeneous mixture.

True

Polar substances will usually dissolve in polar solvents.

True

Titration is a process of reacting an acid with a base until an equivalence point is reached.

True

Match these items. Match the items in the left column to the items in the right column.

1. the substance doing the dissolving in a solution

2. substance being dissolved

3. spreading out

4. solubility product constant

5. general equilibrium constant

6. moles per liter of solution

6 - molarity

3 - diffusion

2 - solute

5 - K eq

1 - solvent

4 - K sp

An acid is:

a proton donor

What volume of 0.1 M NaOH is required to neutralize 30 mL of 0.1 M HCl?

30 mL

A solution that is neutral has a pH of:

7

A solution with a pH of 11 has a [H + ] of:

1 x 10 -¹¹

In a solution with a pH of 4, the [OH - ] is:

1 x 10 -¹⁰

Sulfuric acid dissolves in water as H 2 SO 4 2 H + (aq) + SO 2-2 (aq). Which of the following solutions of H 2 SO 4 will conduct the most electricity?

2.0 M

Our body solution tests at a pH of about 6.8. This pH is:

slightly acidic

Calculate the molarity of solution given the following information:

10.0 g of NaOH were dissolved in 500.0 mL of solution.

0.500 M

A characteristic of acids is that they react with metals to:

release hydrogen gas

All chemicals which contain OH in the formula are bases.

False

Ba(OH) 2 Ba +2 + 2 OH - (dissolved in solution). Which will NOT happen to the equilibrium of this solution as H + ions are added?

The reaction will move to the left.

How many moles of NaOH are needed to make a 1 M solution?

1 mole

What is the required molarity of a Ba(OH) 2 solution to prepare a 1.0 M OH⁻ solution?

0.5 M

What is the general word equation for salt formation by neutralization?

acid + base

metal oxide + ______ salt + water

acid