How can you show the conservation of mass when making a physical mixture? A.
Show that the total of the masses of the starting substances equals the mass of the mixture.

B.
Show that the total of the masses of the starting substances is greater than the mass of the mixture.

C.
Show that the mass of some of the substances changes during mixing.

D.
Show that the mass of the mixture depends on how quickly the substances are combined.

Which step in naming unsaturated hydrocarbons is used for alkenes but not alkynes

You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount

Plz mark brainliest 30 points 1) find the momentum of a 12 kg snowball that is rolling with a velocity of 9 m/s. 2) an 8 ball with a mass of .5 kg is sitting at rest. it is hit by the cue ball (1 kg) traveling at 2.5 m/s. if the cue ball is at rest after the collision, how fast is the 8 ball traveling after the collision? 3) two football players are running toward each other. if the offensive player is 75 kg and is running 8 m/s, how fast must the 60 kg defensive player run in order for the two players to hit and stop?