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Which of the following elements is a representative element? a. chromium (cr) b. aluminum (al) c. mercury (hg) d. silver (ag)
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The melting point of sulfur is 115 °c and its boiling point is 445 °c. what state would sulfur be in at 200 °c?
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The fact that the total amount of energy in a system remains constant is a(n)
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Which diagram represents the phase tha occurs after a solid melts?
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Which of the following statements is true?
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