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Classify each of the following as a pure substance or a mixture. If a mixture, indicate homogeneous or heterogeneous
b) tomato juice
c) iodine crystals
Which of the following formulas refers to a pure element?
Which diagrams represent the pure substances?
(A) 1 and 2
(B) 1 and 3
Which of the following is a greeenhouse gas.
A. Water vapor
B. Carbon dioxid...
Choose the pure substance from the list below.
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