2. Elements vs. Compounds, Heterogeneous vs. Homogeneous Mixtures MS Post test

What can you not do with pure substances that you can do with compounds?

What is the difference between a homogeneous and heterogeneous mixture?

Select ALL of the following that are heterogeneous mixtures. (3 choices)

Select ALL of the following that are examples of homogeneous mixtures.  (2 answers)

Match the percentage of gold present with its karat rating.

Why is 24 karat gold the most expensive type of gold?

Order the following types of gold from least expensive to most expensive starting with least expensive at the top.

Which of the following cannot be broken down into other substances?

What is the difference between a pure substance/element and a compound?

Which of the following are compounds?  (3 choices)

Which of the following are pure substances/elements? (2 choices)

Put the definition next to its correct term.