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Why is it difficult to classify dissolving as simply a physical or a chemical change?
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#7 how does the structure of amino acids allow them to form a polypeptide? each amino acid has an amino group and a carboxyl group. each amino acid has a hydrogen atom and a carboxyl group. each amino acid has a carboxyl group and an r group. each amino acid has an r group and a hydrogen atom.
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Substance 33°f 100°f peanut oil solid liquid margarine solid liquid chocolate chips solid liquid which conclusion fits the data in the table? a. heat chemically changes chocolate and margarine. b. all solids become liquid at 100°f. c. removing heat from a substance it to melt. d. matter may change shape when it is heated.
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Which of the following is the molecular formula for a simple sugar? a. cooh b. h2o c. oh d. c6h12o6
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Amechanical wave that transports a lot of energy will have a
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Why is it difficult to classify dissolving as simply a physical or a chemical change?...
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