ACIDS & BASES UNIT REVIEW

ACIDS & BASES UNIT REVIEW

Take out a calculator!!

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Copy the whole thing later, take screenshots, jot stuff down right now... I DON'T CARE JUST PLEASE SAVE THIS STUFF SOMEWHERE FOR TOMORROWS QUIZ PLEASE

This quizziz is already posted on google classroom! Please use it!!!

Multiple Choice

Produces hydroxide ions (OH^-) in a solution

• acid

• base

Multiple Choice

Donates protons (H⁺)

• acid

• base

I'M GONNA ASK YOU ABOUT THESE AGAIN LATER

Open Ended

What is an electrolyte?

ELECTROLYTE

A substance that is able to conduct electricity when dissolved in water (aqueous solution)

Multiple Choice

__________ are electrolytes

• only acids

• only bases

• both acids and bases

• neither acids nor bases

ACIDS AND BASES ARE ELECTROLYTES

BECAUSE THEY PRODUCE IONS WHEN DISSOLVED IN WATER

(H⁺ and OH^- ions)

Multiple Choice

NH₃ + H₂O ↔ NH₄⁺ + OH^-

^{Which compound is the ACID?}

• NH₃

• H₂O

• NH₄⁺

• OH^-

Multiple Choice

NH₃ + H₂O ↔ NH₄⁺ + OH^-

^{Which compound is the CONJUGATE BASE?}

• NH₃

• H₂O

• NH₄⁺

• OH^-

PLEASE WATCH THE VIDEO I MADE ABOUT THIS!!

It's on the first slide of the

"5/14 - Conjugate acids and bases" class kick assignment

Multiple Choice

pH 7

• acidic

• basic

• neutral

Multiple Choice

pH 4.5

• acidic

• basic

• neutral

Multiple Choice

pH 11

• acidic

• basic

• neutral

Multiple Choice

PHENOLPTHALEIN turns pink (fuchsia) in a....

• Acidic solution

• Basic solution

• Neutral solution

PHENOLPTHALEIN

• Turns PINK in a base

• CLEAR in acid

Multiple Choice

In a neutralization reaction, what are the products of a reaction between an acid and a base?

• Another acid and base

• Carbon dioxide and a salt

• Water and a salt

• Either two acids or two bases

Multiple Choice

Identify the salt in the following equation:

Zn(OH)₂ + HNO₃ ---> H₂O + Zn(NO₃)₂

• Zn(OH)₂

• HNO₃

• H₂O

• Zn(NO₃)₂

Multiple Choice

milliliters (mL) is a unit for

• molarity

• volume

• pressure

TITRATION EQUATIONS

• milliliters (mL) = VOLUME

• concentration = MOLARITY = M

Multiple Choice

What is the formula used for titration calculations?

TITRATION

Multiple Choice

A 50.0 mL sample of Ca(OH)₂ is neutralized by 300.0 mL of HCl solution with a pH of 1.3. Calculate the molarity of the Ca(OH)₂ solution.

• 1.0 M
• 0.50 M
• 0.15 M 
• 0.30 M

Multiple Choice

What is the molarity of a NaOH solution if 11.6 mL of 3 M HCl was used to neutralize 25 mL of NaOH?

• 1.392 M

• 0.155 M

• 0.718 M