Approximately how many years will it take to build a mountain range with convergent continental boundaries?

it's diluted or concentrated

in a diluted solution, you can add a lot more solute but in concentrated only a little more can be added

mass and weight are closely related because mass affects the weight of an object experiencing the effects of gravity. weight is the measure of the force of gravity on an objects's mass, while mass is the measure of how much matter there is in an object.