Which step in a comparative is not included in a descriptive investigation?

When the speed of the bottle is 2 m/s, the average maximum height of the beanbag is m.

How is the atomic number of a nucleus changed by alpha decay

Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.