Satellites are part of daily life. They are used for communications, weather forecasting, navigation, observing land, sea and air,
and military reconnaissance. Satellites are sent into space to orbit the Earth and
are also used in scientific research. Which of the following correctly describes the
role of satellites in scientific research?

Use a magnet to separate iron, evaporate water, i'm not sure how to separate the other two i'm sorry but good luck

Answerit curves up and levels out.explanationwe assume that the container contains absolutely no ammonia to begin with as it states that "nitrogen gas and hydrogen gas" react to "produce ammonia."at dynamic equilibrium, the product and reactant concentrations are equal.this means that, starting from a concentration of zero, [nh₃] must curve "up" from zero and then level out to a constant concentration.

The answer is solid copper 

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