Acids & Bases Chem 1

The pH of a solution is tested, and it is found to be a basic solution. Of the following choices, what could the pH have been?

• 3
• 9
• 7
• 5

Human blood has a pH between 7.35 and 7.45. Which of the following best describes human blood?

• strongly acidic
• slightly acidic
• strongly basic
• slightly basic

Many cleaning solutions are bases. Which of the following is a property of most bases?

• feels slippery
• white color
• can only be liquid
• tastes sour

Tastes bitter.

• Acids
• Bases
• Salts
• All

When dissolved in water, acids produce:

• bases
• salts
• hydrogen ions
• hydroxide ions

Tags

NGSS.MS-PS1-2

Which type of ion does a base produce when it is dissolved in water?

• oxide
• oxygen
• hydrogen
• hydroxide

Tags

NGSS.MS-PS1-2

Pure water has a pH of 7. Pure water _______.

• is a base

• is a neutral substance

• can act as either an acid or a base

• is an acid

Identify which is NOT a strong acid

• HNO₃

• H₂SO₄

• HCl

• H₂CO₃

If the H⁺ of a solution is 1 x 10^-3, what is the pH?

• 2.0

• 3.0

• 11

• 12

If the H⁺ concentration of a solution is 2.8 x 10^-9, what is the pOH?

• 9.00

• 8.55

• 5

• 5.45