Question 7: A gas producing chemical reaction has been performed by a student. In this lnb, a sample of Mg reacts with 6 M HCl according to
Mg() + 2 HCl(aq) MgCl, (aq) + H

B. Find the theoretical yield of hydrogen gas in moles and the percent yield
of hydrogen

Please answer fast with an explanation on how to do it.

Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. a solution containing 3.50 g of sodium carbonate is mixed with one containing 5.00 g of silver nitrate. how many grams of sodium carbonate, silver nitrate, silver carbonate, and sodium nitrate are present after the reaction is complete?

Calculate the energy required to ionize a hydrogen atom to an excited state where the electron is initially in the n = 5 energy level. report your answer in kilojoules

What are the two largest greenhouse gases