How many grams of NH​3 are produced when 890.1 grams of N​2​ gas react according to the following​ balanced chemical equation. N2 + 3H2 → 2NH3 (show all work) I NEED HELP WITH THIS ASAP

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

Pastoral farming is best described as a. a method of raising livestock and moving herds b. an african method of agriculture c. a method of cultivating crops on poor soils d. a common method of desert farming select the best answer from the choices provided a b c d

What prefix multiplier is appropriate for reporting a measurement of 5.57 ×10−5 m?