Question

select all the mixtures. lava shampoo pizza dough carbon dioxide

Explanation:

A mixture is a combination of two or more substances that are not chemically combined. Lava is a mixture of molten rock, minerals, and gases. Shampoo contains various chemicals like surfactants, conditioners, and fragrances. Pizza dough is a mixture of flour, water, yeast, salt, and sometimes other ingredients. Carbon dioxide is a pure compound, not a mixture as it consists of only carbon and oxygen atoms chemically bonded in a fixed ratio.

Answer:

lava, shampoo, pizza dough