Physics, 19.09.2019 07:30, trillsmith
The radius of an atom of krypton (kr) is about 1.9 å. (a) express this distance in nanometers (nm). nm express this distance in picometers (pm). pm (b) how many krypton (kr) atoms would have to be lined up to span 1.0 mm? atoms (c) if the atom is assumed to be a sphere, what is the volume in cm3 of a single krypton (kr) atom? cm3
Answers: 1
Physics, 21.06.2019 20:30, klocke2001
Determine the amount of work done when a crane lifts a 100-n block form 2m above the ground to 6m above the ground
Answers: 1
Physics, 22.06.2019 01:30, hardwick744
The speed of light in a material is 0.50 c. what is the critical angle of a light ray at the interface between the material and a vacuum?
Answers: 1
Physics, 22.06.2019 07:00, girlysimbelieve
The seven sisters, seven stars located more than 400 light-years away in the taurus constellation can be seen here with venus and another constellation, orion. the seven stars stay grouped together but seem to move, like the planet venus. why do stars seem to move like planets in the night sky?
Answers: 3
Physics, 22.06.2019 07:30, luckylady
Select all of the following that are equal to an impulse of 20 unitsa) force= 5, time= 5.5b) force= 25, time= 0.8c) force= 0.1, time= 200d) force= 10, time= 2(its b, c, and d)(also in order to find answer they have to add to get the unit)ex= 25x.8=20 or .1x200=20
Answers: 1
The radius of an atom of krypton (kr) is about 1.9 å. (a) express this distance in nanometers (nm)....
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