pH 6 great

A(n) ______ is a substance with a pH less than 7

• Acid
• Alkaline
• Base
• Buffer

The pH scale tells how acidic or basic a substance is. The scale goes from _____ to _______

• 1-10

• 0-14

• 1-14

• 1-100

Substances with a pH of 7 are

• Acidic

• Basic

• Neutral

• Saturated

If we add EQUAL amounts of equally strong Acid and Base to a solution, we call this

• Supersaturated

• Dangerous

• Neutralization

• Dilution

From which point to which point in the pH scale is Base

• 7.1- 14

• 0- 6.9

• 6.2- 9.1

• 12- 14

How to neutralise wasp sting

• baking soda

• vinegar

• Lime water

• Drain cleaner

Which of these solutions is an acid?

• Dish Soap: pH of 12
• Tomato Soup: pH of 4
• Baking Soda: pH of 9
• Drain Cleaner: pH of 14

NH₃ + H₂O → NH₄⁺ + OH^-

NH₃ is a Bronsted Lowry

• Acid

• Base

• conjugate acid

• conjugate base

HNO₃ + H₂O → H₃O⁺ + NO₃^1-

NO₃^1- is the conjugate base of

• H₂O

• HNO₃

• H₃O⁺

• none of the above

HCO₃^- + H₂O → H₃O⁺ + CO₃^2-

Water is acting as

• a Bronsted Lowry base

• a Bronsted Lowry acid

• a strong acid

• a weak acid