B) This solid compound was then added to water. The resulting solution was tested with Phenolthalein indicator. The indicator turned a magenta colour, indicating that a base was present.
Write the chemical reaction that occurred, when this compound was added to water. Include the
states of the reactants and products.
(2 marks)
Please help it's due in 5 minutes

Identify the correct mole ratio for each substance. sodium chloride (nacl) na: cl = 1: ammonium nitrate (nhno) h: o = 4:

Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.

1) a. water molecule breaks up into hydrogen and oxygen on passing electricity. does this involve breaking intermolecular or intramolecular forces of attraction. explain b. on boiling water changes to water vapor. does this involve breaking intermolecular or intramolecular forces of attraction. explain methanol evaporates faster than water. contrast the intermolecular forces and the vapor pressures of methanol and water?