C5 - chemical changes Flashcards
1
Q
How do you get salts from insoluble bases
A
React it with acid, filter off the excess base, crystallise the salt
2
Q
What is dissociation
A
Where acids split into H+ ions and whatever element made up the acid - ions. The more it dissociates, the stronger the acid because there are more H+ ions
3
Q
What is PH directly proportional to
A
Concentration of H+ ions
