Discover Questions

Naphthalene sublimation rate=3*10^-5/min. Volume of room=60m^3. How would I calculate the naphthalene concentration in the air of the room? Multiply matrices A and B of any sizes legally (no size compatibility requirment). What kind of matrix multiplication am I? If the earth is truly spherical, why do we not feel like we are standing upside down or sideways on the earth? i need answers please.? If you started with 3.60g of Copper and reacted it with an excess of nitric acid what mass of copper hydroxide would you expect to recover? How to test Petrol in blood?