subject
Physics, 02.08.2019 22:40 billy1123

Suppose an experiment measures a mass, heats it over a flame without changing its state, measures it again, and finds the mass to be different. which statement best describes the kind of change that could have taken place a. physical change because the substance became more denseb. chemical change because mass was lost, most likely as a gasc. chemical change because the chemical property of mass changedd. physical change because the mass melted going from a solid to a liquid

ansver
Answers: 1

Another question on Physics

question
Physics, 21.06.2019 13:30
What if? physicists often measure the momentum of subatomic particles moving near the speed of light in units of mev/c, where c is the speed of light, and 1 mev = 1.6 โœ• 10โˆ’13 kg ยท m2/s2. based on this, what are the units of momentum for a high-speed subatomic particle in terms of fundamental si units?
Answers: 1
question
Physics, 21.06.2019 22:50
Calculate the heat capacity per object when the total energy is 4 quanta. (think of this in terms of increasing from 3.5 quanta of energy in the system to 4.5 quanta of energy in the system, if that were possible.) c4 = __ j/k/object
Answers: 2
question
Physics, 22.06.2019 04:10
You will be galileo perform the experiment to determine if objects with different mass fall at the same, or different, rates in the air and in a vacuum. (refer to the walk-through video to locate the online lab within the online textbook).
Answers: 2
question
Physics, 22.06.2019 11:30
You've already seen the value of 9.8 in this lesson. what's this value called? what quantity does it represent?
Answers: 2
You know the right answer?
Suppose an experiment measures a mass, heats it over a flame without changing its state, measures it...
Questions
question
Physics, 24.06.2019 14:40