5 acid base

Four substances were tested for pH, lemon juice (pH 2), baking soda (pH 9), bleach (pH 12), and milk (pH 6). Which of the following correctly lists the substances from most basic to acidic?

• lemon juice, milk, baking soda, bleach

• bleach, baking soda, milk, lemon juice

• milk, lemon juice, baking soda, bleach

• baking soda, bleach, lemon juice, milk

Which of these is a property of acidic solutions?

• they taste sour

• they feel slippery

• they are in many cleaning products

• they taste bitter

A sugar solution does not change the color of both blue and red litmus paper. This means the sugar solution is a ________.

• acid

• base

• neutral

pH 9

• Weak

• Strong

• Acid

• Base

pH 14

• Weak

• Strong

• Acid

• Base

pH 3

• Weak

• Strong

• Acid

• Base

WHAT ARE THE PROPERTIES OF ACID ?

• Acids are corrosive, sour,

• Lemon

• Mint

• tastes bitter

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

• 7.1- 14

• 0- 6.9

• 6.2- 9.1

• 12- 14

An acid is a solution that contains __________ ions dissolved in water.

• positive

• negative

An acid has a pH

• higher than 7

• lower than 7

• 7

• greater than 14