Sulfur is a soluble in the flammable liquid xylene but not in water. Sodium nitrate is soluble in water but not xylene. Describe and explain two ways to separate a mixture of sulfur powder and sodium nitrate to collect pure samples of each solid.

air quality

poor drinking water

and heavy polution

can lead to poor health

i think it is d. e because the next one is igneous.

metric time was an attempt to create a standard unit of time based off of 10, but it never took off an is not included in the metric system (si)