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How many moles of water are created if 3 moles of hydrogen react completely with excess oxygen?
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An unsaturated hydrocarbon is a hydrogen-carbon compound with a. a network solid structure b. single bonds c. single bonds in a branched-chain structure d. double or triple bonds
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Which of the following statements best explains why chemistry is testable a) it can measure data by experiments b) it cannot add new evidence c) it cannot be verified d) it is biased
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Changes in the environment result in a. geologic eras c. plate tectonic changes b. physical ch...
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