A mixture of iron and sulfur can be separated by A magnetic attraction.
B. distillation.
O
C. evaporation.
o
D. filtration.

A

Explanation:

You can separate the components of the mixture by stirring the powder with a magnet; the iron filings will stick to the magnet while the sulfur will not. Another (less messy) option is to swirl the powder with the magnet under the container; the iron will fall toward the magnet at the bottom.

the temperature in kelvin of 2.0 dm3 of an ideal gas is doubled and its pressure is increased by a factor of four. what is the final volume of the gas

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