I you drop a ball from 3ft off the ground which one will have more kinetic energy when it hits the ground?why will it have more kinetic energy?

Covalent network solids typically have melting points and boiling points. the chemical formula of a network solid indicates in the molecule.

Blank allows you to do calculations for situations in which only the amount of gas is constant a)boyle's law b)combined gas law c)ideal gas law d)dalton's law

22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g