if you have 57 g of A^3B^8 how many moles of B^2C would be created? Where the atomic mass of A is 12 grams/ml and that of B is 1 gram/mol

In an energy pyramid, which level has the most available energy?

How would you reduce the volume of gas

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line