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Which statements about oxygen and nitrogen are true? Select all the correct answers. a. They are both normally found as gases in the atmosphere. b. They can be either liquids or gases. c.They turn from gas to liquid at the same temperature. d.They can be changed from gases to liquids by heating them.

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cristisp93

a. They are both normally found as gases in the atmosphere.  TRUE

That is correct, the oxygen and nitrogen are found in large quantities in the air around us.

b. They can be either liquids or gases. TRUE

Under certain temperatures any gas will transform into a liquid.

c.They turn from gas to liquid at the same temperature. FALSE

Oxygen it will pass into a liquid at -183 °C while nitrogen pass into a liquid at -195.8 °C.

d.They can be changed from gases to liquids by heating them. FALSE

The gases change to liquids by cooling them.

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