The momentum<span> of a particle is defined as the product of its mass times its velocity. It is a vector quantity. Therefore, the momentum of the baseball would be as follows:
Momentum = mass x velocity Momentum = 0.45 kg (25 m/s) Momentum = 11.25 kg m/s</span>
The answer is Solvent. The reason is in the wording, 'the substance that does the dissolving.' A solvent does the dissolving, a solute is something that can be dissolved.