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Which element is a metal? a. chlorine b. magnesium c. sulfur d. sodium
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What is the volume occupied by 10.0 dm3 of gas at standard pressure after it has been compressedat constant temputure to 500.0 kpa?
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Which of the following electromagnetic waves can create ions?
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Which element is a metal? a. chlorine b. magnesium c. sulfur d. sodium...
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