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Which is true according to the law of conservation of energy
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Select the statement that describe chemical properties a. antacid tablets neutralize stomach acid b. helium is the lightest monatomic element c. water freezes at 0 celsius d. mercury is liquid at room temperature
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Ajar contains a certain substance. which observation would show that the substance must be either a solid or a liquid?
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Select all that apply.. which of these elements from the d-block have electron configurations that d...
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