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Why does powdered calcium carbonate react faster with hydrochloric acid than calcium carbonate chips?
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What is common about these molecules? a.their atoms are held together by covalent bonds. b.they are all made up of the same two atoms. c.their atoms are held together by ionic bonds. d.they are all made up of oxygen atoms only.
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The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?
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What type of chemical bond is formed between two atoms of bromine 1. metallic 2. hydrogen 3. ionic 4. covalent
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Which statement best describes the liquid state of matter? a. it has definite shape but indefinite volume. b. it has definite shape and definite volume. c. it has indefinite shape and indefinite volume. d. it has indefinite shape but definite volume.
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Why does powdered calcium carbonate react faster with hydrochloric acid than calcium carbonate chips...
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