Physics, 26.10.2019 03:43 cutechickens13
If you have an isotope of the element carbon (c) that has the mass number of 14, what other information would you determine the number of neutrons?
a)atomic mass
b)atomic number
c)number of electrons
d)number of isotopes
Answers: 3
Physics, 21.06.2019 21:40, 2003loganreed
Avery hard rubber ball (m = 0.5 kg) is falling vertically at 4 m/s just before it bounces on the floor. the ball rebounds back at essentially the same speed. if the collision with the floor lasts 0.05 s, what is the average force exerted by the floor on the ball?
Answers: 3
Physics, 22.06.2019 03:30, ashah1260
Starting with only the balmer series light (visible light), how could we ensure that the solar panels generate a current that mark can use for his power station? a)by gradually increasing the brightness (amount) of light that we shine on it. b)by gradually increasing the frequency of the light we shine on it. c)by gradually increasing the wavelength of the light that we shine on it.
Answers: 3
If you have an isotope of the element carbon (c) that has the mass number of 14, what other informat...
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