If 1.85 g of Mg(OH)2 reacts with 3.71 g of HCl,
 how much MgCl2 is produced? What is the limiting
 reactant?
 If 5.26 L of nitrogen monoxide and 7.64 L of oxygen
 are combined, what mass of nitrogen dioxide is
 formed? Assume conditions are STP.
 If 18.1 g of silicon tetrachloride reacts with 8.4 L of
 hydrogen at STP, what mass of silicon is formed?
 What mass of Cu(OH)2 is produced in the reaction of
 7.6 g Cu(NO3)2 with 6.2 g of KOH?
 What mass of carbon dioxide is formed when 64 kg
 of ethylene is burned in 142 kg of oxygen?
 please show work any answered question is helpful