What would the carbon dioxide part of a soft drink be classified as?

a. solute
b. solvent
c. solution
d. mixture

For each of the following types of reactions, write a general reaction formula in the symbolic form—for example, a + b → ab. single-displacement double-displacement synthesis decomposition

An alloy contains 66 g of pure zinc. what is the percentage of zinc in the alloy? express your answer to two significant figures and include the appropriate units.

Why is the melting of ice a physical change ?