Atrait that an organism survive and reproduce is called a(n) a. mutation. b. selection. c. adaptation. d. variation.

Write a net ionic equation to show that hydrofluoric acid, behaves as an acid in water.

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !

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