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Which describes the reaction of a substance to form one or more new substances? a physical change a change of state a chemical change?
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What are the three major branches of natural science? • earth and space science, life science, physical science •earth and space science, physical science, chemistry •physical science, life science, chemistry •life science, chemistry, physics
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Type the letter that represents the correct location for each particle type below.
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The volume of an unknown substance in a sealed glass jar is 50 milliliters. the volume of the jar is 200 milliliters. which state of matter could the substance be?
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Which statement is true regarding the diagram of circle p? the sum of y and z must be 2x. the sum of y and z must be x. the difference of z and y must be 2x. the difference of z and y must be x
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Which describes the reaction of a substance to form one or more new substances? a physical change a...
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