Which of the following is a pure substance?
A)mineral water
B)blood
C)brass (an alloy of copper and zinc)
D)sucrose (table sugar)
E)beer

Question

Quizplus · Accepted Answer

Sucrose (table sugar) is a pure substance because it has a definite composition and properties. Unlike mixtures such as mineral water, blood, brass, and beer, which contain two or more substances blended together, sucrose consists of only one type of molecule throughout.

Which of the Following Is a Pure Substance