4. 90 g of zinc are placed in hydrochloric acid (HCI). How many grams of zinc chloride are
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Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.
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The three types is stress that act on earths rocks are compression, tension, and
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Complete the following statements to describe solids, liquids, and gases. select the correct answer from each drop-down menu. a solid a definite volume and a definite shape. a liquid a definite volume and a definite shape. a gas a definite volume and a definite shape
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Which statement characterizes synthetic polymers? a. they come from animals and plants. b. they are found in nature. c. they are made in a lab. d. they are components of starch.
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