Physics, 29.10.2019 19:31 cindykulei3719
The emission line used for zinc determinations in atomic emission spectroscopy is 214 nm. if there are 9.00×1010 atoms of zinc emitting light in the instrument flame per second, what energy (in joules) must the flame supply during this time to achieve this level of emission?
Answers: 2
Physics, 22.06.2019 11:40, Destine1965
Consider the following position function. find (a) the velocity and the speed of the object and (b) the acceleration of the object. bold r left parenthesis t right parenthesisr(t)equals=left angle 6 t superscript 4 baseline comma 2 t cubed right angle6t4,2t3 for tgreater than or equals≥0
Answers: 3
Physics, 22.06.2019 16:00, ggdvj9gggsc
Suppose a soccer ball is kicked from the ground at an angle 20.0º above the horizontal at 8.00 m/s. the y-velocity is determined to be 2.74 m/s. how long will the ball be in the air? assume the ball lands at the same height at which it was kicked.
Answers: 2
Physics, 23.06.2019 00:30, ldelgado97
Due in 40 explain in terms of frame of reference if you’re inside a moving train everything on the outside can seem to be moving
Answers: 1
The emission line used for zinc determinations in atomic emission spectroscopy is 214 nm. if there a...
Chemistry, 19.09.2020 01:01