Acids

Question 1

What is the formula for hydrochloric acid?

Answer 1

HCl

Question 2

What is the formula for sulfuric acid?

Answer 2

H₂SO₄

Question 3

What is the formula for nitric acid?

Answer 3

.HNO₃

Question 4

What is the formula for ethanoic acid?

Answer 4

CH₃COOH

Question 5

What is the formula for sodium hydroxide?

Answer 5

NaOH

Question 6

What is the formula for potassium hydroxide?

Answer 6

KOH

Question 7

What is the formula for Ammonia?

Answer 7

NH₃

Question 8

What is an acid?

Answer 8

release H⁺ ions in aqueous solution

Question 9

What is a alkali?

Answer 9

release OH^- ions in aqueous solution

Question 10

What determines a strong acid?

Answer 10

Will dissociated completely releasing all H⁺ ions

Question 11

What determines a weak acid?

Answer 11

Will dissociate incompletely release few H⁺ ions

Question 12

What is the reaction to form water?

Answer 12

H⁺ + OH^- forms H₂O

Question 13

What is the reaction with acids and bases?

Answer 13

they neutralise the acid and base properties producing a salt

Question 14

What is the reaction with acids and metal oxides?

Answer 14

salt + water

Question 15

What is the reaction with acids and metal hydroxides?

Answer 15

salt + water

Question 16

What is the reaction with acids and alkalis?

Answer 16

salt + water

Question 17

What is the reaction with acids and carbonates?

Answer 17

salt + water + carbon dioxide

Question 18

How do you carry out an acid-base titration?

Answer 18

Rinse burrete and conical flask (distilled water).

Place unknown acid in conical flask with indicator

Get a rough solution

Repeat for more accurate solutions and concordant results

Question 19

How do you do titration calculations?

Answer 19

Convert into dm³

Work out moles of known solution

Moles = Moles work out unknown concentration