Inorganic Chemistry Answers

predict the mass of hydrogen gas produced when 2.73g of aluminum reacts in a single replacement reaction with excess sulphuric acid.
2Al+ 3H2SO4--> 3H2+Al2(SO4)3

Aluminum oxide is decomposed using electricity to produce aluminum metal. Hm grams of aluminum metal can be produced from 100.0g of Al2O3?
2Al2O3--> 4Al+ 3O2

Iron metal is produced in a blast furnace by the reaction of iron (lll) oxide and a coke (pure carbon). If 25.0 moles of pure Fe2O3 is used, how many grams of iron can be produced? The balanced chemical equation for the reaction is: Fe2O3 + 3C --> 2Fe + 3CO

Ammonia is produced synthetically by the reaction below. How many moles of NH3 are formed when 200.0g of N2 reacts with hydrogen?

explain the steps you would follow to make 500mL of a 0.5 mol/ L solution of sodium chloride (NaCl) in the lab.

Three of the primary components of air are carbon dioxide, nitrogen, and oxygen. In a sample containing a mixture of only these gases at exactly one atmosphere pressure, the partial pressures of carbon dioxide and ni- trogen are given as PCO2 = 0.285 torr and PN2 = 629.702 torr. What is the partial pressure of oxygen?

what is the lewis dot structure for PbO

How Many electrons Does Cl^1- have ?

the hydrogen ion concentration of a solution prepared by diluting 50. mL of 0.10 M HNO3(aq) with water to 500. mL of solution is?

A compound formed of only phosphorous and oxygen is found to be 56.35% phosphorous. What is the empirical formula of the compound?