Chemistry

Chemistry, 25.08.2019 12:50, yaxcalandreya

Which of the following lists contain only elements?
a. air, iron, iodine, magnesium.
b. zinc, gold, aluminium, oxygen.
c. nitrogen, copper, mercury, water.
d. chlorine, argon, sodium, limestone.

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Which of the following lists contain only elements?
a. air, iron, iodine, magnesium.
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