Phys Sci Acid Base Solutions

The example of weak base is...

• NaOH

• Ca(OH)₂

• Mg(OH)₂

• KOH

The example of weak acid is...

• H₂SO₄

• HCN

• HCl

• HNO₃

The concentration of H⁺ ion in the solution is 0.0005 M. The pH of this solution is...

• 4 - log 5

• 4 + log 5

• 5 - log 4

• 5 + log 4

If the pH of solution is 3 - log 2, the concentration of H⁺ ion in the solution is...

• 2 × 10^-3 M

• 3 × 10^-2 M

• 1/2 × 10^-3 M

• 1/3 × 10^-2 M

Strong acids and strong bases are ... ionized in the solution.

Weak acids and weak bases are ... ionized in the solution.

The concentration of OH^- ion in the solution is 0.004 M. The pH of this solution is...

• 3 - log 4

• 3 + log 4

• 11 - log 4

• 11 + log 4

If the pH of a solution is 13 + log 2, the concentration of OH^- in the solution is...

• 1/2 × 10^-1 M

• 2 × 10^-1 M

• 1/2 × 10^-13 M

• 2 × 10^-13 M

The example of strong acid is...

• HClO

• HClO₂

• HClO₃

• HClO₄

The example of strong base is...

• NH₃

• Ba(OH)₂

• Al(OH)₃

• Fe(OH)₃

Tags

NGSS.HS-PS1-1