Answer:
is a chemical change
Step-by-step explanation:
chemical change occur when some substances are transformed into different substances, with different nature and properties, in this case when both liquids are mixed a whithe solid is formed. this is an example of change of state of the liquids reactants to the solid product, which has properties and characteristics different from that of the initial liquids of the mixture,
physical change: they are all those in which no substance is transformed into a different one.