Physics, 27.09.2019 01:30 feliciagraham14
What is the wavelength of an x-ray photon with energy 8.0 kev (8000 ev)? (1 ev = 1.60 × 10−19 joule.)
what is its frequency?
Answers: 3
Physics, 22.06.2019 16:40
The astronauts on the space shuttle flights experienced an acceleration of 29 m/s2 (about 3 "g's") during lift-off. what upward force must the astronaut's seat apply to the astronaut in order to cause this acceleration? assume the astronaut's mass is 70 kg, and compute this force when the acceleration is near the earth's surface so their weight equals latex: mg m g .
Answers: 3
Physics, 22.06.2019 19:30
Which of the following compounds would be primarily ionic? methane, ch4, ammonia nh3, calcium chloride, cacl2, or carbon dioxide, co2
Answers: 1
Physics, 23.06.2019 13:30
A6.5-g iron meteor hits the earth at a speed of 295 m/s. if its kinetic energy is entirely converted to heat in the meteor, by how much will its temperature rise? the specific heat of iron is 113 cal/kg ∙ c°, and 1 cal = 4.186 j. a) 57,100 c° b)384 c° c)0.147 c° d)92.0 c°
Answers: 1
What is the wavelength of an x-ray photon with energy 8.0 kev (8000 ev)? (1 ev = 1.60 × 10−19 joule...
Social Studies, 24.08.2021 23:10
History, 24.08.2021 23:10
Mathematics, 24.08.2021 23:10
Mathematics, 24.08.2021 23:10
Mathematics, 24.08.2021 23:10
Mathematics, 24.08.2021 23:10
Mathematics, 24.08.2021 23:10