NaClO 3 Cu(NO 3 ) 2 (NH 4 ) 2 SO 4 NaOH Pick the 2 that will make a precipitate .

Joe shines white light into a bowl half full of water at an angle of incident of 27.5°. calculate the angle of refraction in the water given the indices of refraction for air and water are 1.00 and 1.36, respectively.

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

Predict the reactants of this chemical reaction. that is, fill in the left side of the chemical equation. be sure the equation you submit is balanced. (you can edit both sides of the equation to balance it, if you need to.) note: you are writing the molecular, and not the net ionic equation. > cacl2(aq) + h20(l)