If 7.84 x 10^7 j of energy is released from a fusion reaction, what amount of mass in kilograms would be lost? recall that c = 3 x 10^8 m/s.
7.06 x 10^24
8.71 x 10^-4
8.71 x 10^-7
8.71 x 10^-10

Naoki's bicycle has a mass of 10 kg. if naoki sits on her bicycle and starts pedaling with a force of 168 n, causing an acceleration of 2.8 m/s2, what is naoki's mass?

Let the ed50 of a recreational drug be defined as the amount required for 50% of a test group to feel high or get a buzz. if the ed50 value of ethanol is 470 mg/kg body mass, what dose would a 70 kg party goer need to quickly consume in order to have a 50% chance of getting a buzz? 235 mg 470 mg 32,900 mg 35,000,000 mg

What happens to the temperature of a substance when the average kinetic energy of its particles increases?