Acids & Bases & Solutions

If a substance has a pH of 10 it is considered

• Acidic
• Basic
• Neutral

Acids produce _________ ions when they break down or dissocciate. 

• Hydroxide (OH-)
• Water
• Chlorine (Cl-)
• Hydrogen (H+)

Tags

NGSS.MS-PS1-2

When blue litmus paper is placed in a base

• it turns red
• it stays blue
• it turns green
• it dissolves

Bases release ____________ ions when they break down or dissociate. 

• Hydrogen (H+)
• Hydroxide (OH-)
• Chlorine (Cl-)
• no

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

• Acid
• Alkaline
• Base
• Buffer

A(n) _______ is a substance with a pH greater than 7.

• Base
• Acid
• Buffer
• Water

A solution with a pH of 3.6 would be...

• Acidic
• Basic
• Neutral
• Acid and Base

A solution with a pH of 8.6 would be...

• Acidic
• Basic
• Neutral
• Acid and Base

According to the pH range which substance is more acidic than lemon juice

• Hydrochloric acid
• cabbage
• milk

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

• is a base
• is a neutral substance
• could be either an acid or a base
• is an acid