acid and alkali's 17th March

Question 1

How do you measure Ph

Answer 1

With an indicactor or Ph Probe

Question 2

Describe the motion of gas

Answer 2

random and fast

Question 3

Describe the motion of particles in a liquiid

Answer 3

Do not have a fixed position,slide over eachother

Question 4

Describe the motion of solids

Answer 4

Vibrate around a fixed position

Question 5

Give an example of a natural indicator

Answer 5

Red Cabbage

Question 6

What is a neutral solution

Answer 6

A solution with a Ph of 7 water is an example

Question 7

Give the names of the 4 state symbols

Answer 7

S solid L liquid G gas AQ aqueous when something is dissolved in water

Question 8

Define the acid term of Ph

Answer 8

A substance with a Ph less than 7

Question 9

If a salt is in a solution how can you extract it

Answer 9

Evaporate the water and it will leave the salt as a solid

Question 10

What is neutralisation reaction

Answer 10

A reaction involving a acid that results in a neutral solution

Question 11

What are the three most common “states of matter”

Answer 11

solid liquid and gas