An ionic compound is the attraction between a metal and a nonmetal!!
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D) Radioactive contamination
The metric system is based on powers of 10 so it is much easier to convert units, often just by moving the decimal point.
Answer: X is a Solid; Y is a Gas
Explanation:
There are three (3) states of matter. They are: Solid, Liquid and Gases.
Substance X and Y, belong to the states of matter.
A Solid is a substance that retains its SIZE and SHAPE without need of a container (as opposed to a liquid or gas).
Thus, it will most likely be concluded that: substance X is a Solid; while Y is a Gas