Which best describes a compound such as sodium chloride? a pure substance that can be separated into different elements by physical means a mixture of two common substances that can be separated by chemical

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asked May 11, 2018 29.2k views

5 votes

Which best describes a compound such as sodium chloride?

a pure substance that can be separated into different elements by physical means
a mixture of two common substances that can be separated by chemical means
a mixture of two common elements that can be separated by physical means
a pure substance that can be separated into different elements by chemical means