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Match the mixture with the substance// i really need on this guys (it’s a pic btw)
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What are scientists who study fossils called? ( a ) astronomers. ( b ) biologists. ( c ) geologists. ( d ) paleontologists.
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Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.
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From the following reaction, name the spectator ions:
Na2CO3(aq) + Ba(NO3)2(aq) → BaCO3(s) + 2NaNO3...
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