Awave with a frequency of 14 hertz has a wavelength of 3 meters. at what speed will this wave travel?

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.

For the reaction shown, find the limiting reactant for each of the following initial amounts of reactants. 4al(s)+3o2(g)→2al2o3(s) a) 1 molal, 1 mol o2 b) 4 molal, 2.6 mol o2 c) 16 molal, 13 mol o2 d) 7.4 molal, 6.5 mol o2

How many grams are in 68.2 molecules of br2?