Test Wednesday/ Thursday Acid and Base Review Test Wednesday/ Thursday

What is the chemical formula for hydrochloric acid? HCl

List 3 indicators we used in lab. Phenolphthalein Litmus paper Ph paper Cabbage juice

What numbers on the ph scale represent acids? Below 7

What is name for NaOH? Sodium Hydroxide

Is NaOH an acid or a base? base

What are the reactants in the basic neutralization formula? Acid + base

What happens to red litmus when exposed to an acid? Turns/stays red

Bases turn _____________ in the indicator phenolphthalein. pink

What is the ph of a neutral substance? 7

When combined with water OH- ions are released…. Acid or base?

What are the products of the basic neutralization process? Salt and water

What is the ph of a strong base? 13-14

When combined with water H+ ions are released…. Acid or base?

An organic compound that helps determine if substances are acids or bases is called an _______________. indicators

What are some effects of acid rain? Corrode cars, buildings, statues In the soil and pollute food

What is the chemical formula for aluminum hydroxide? AL(OH)3

What is the chemical formula for ammonia? NH3

Draw the ph scale: mark area of acids, neutral and bases

What indicator is the MOST specific? Ph/universal paper

Name one way Ph is used in the real world. - test swimming pools, drinking water, blood - pH of food

pH stands for _____________ hydrogen potential

Solutions containing ions that react with additional acids or bases to minimize the pH Buffers

An ionic compound made from acid and base in a neutralization reaction. Salt

What numbers on the ph scale represent bases? Above 7