When 21.44 moles of Si react with 17.62 moles of N2

3 Si + 2 ⟶ Si3N4

How much of the excess reactant remains after the reaction?

200. ml of 3.00 m nacl solution is diluted to a final volume of 500. ml. what is the molarity of the final solution?

What are the primary responsibilities of a chemical engineer involved in "r& d"? develop large scale manufacturing operations discover new products and processes training of new chemists determine products needed by consumers

Which of these is a physical property