What was the average force applied to the brakes of an 825 kg car that took 7.0 s to slow from 32 m/s to 19 m/s?

An empty fuel tank can still contain and therefore can be even more dangerous than one full of liquid fuel.

Identify a specific example for each type of technology

Upon decomposition, one sample of magnesium fluoride produced 1.65 kg of magnesium and 2.56 kg of fluorine. a second sample produced 1.32 kg of magnesium. part a how much fluorine (in grams) did the second sample produce?