The table gives information about some substances.
Complete the table by choosing substances from the box that match the information.
You may use each substance once, more than once, or not at all.
air bromine carbon dioxide copper
helium iodine methane nitrogen
Information
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Substance
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a good conductor of electricity
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a noble gas
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a mixture
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a liquid at room temperature
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used in fire extinguishers
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used as a fuel
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