Acids and Bases

Acids turn blue litmus _____.

• red

• blue

• yellow

• colourless

Alkalis are soluble bases known as hydroxides?

• True

• False

Thymolphthalein is an indicator that turns ____ in color if it contains an Acid.

• blue

• yellow

• colourless

• red

H2SO4 (aq) is the formulae of _____

Draw the pH scale below

Answer explanation

it should range between 1-14 and show which is acidic side or base side and what number is neutral.