Chemistry, 17.04.2020 17:55 IntellTanito
An atom of tungsten has a radius of 193. pm and the average orbital speed of the electrons in it is about 1.6 x 10 ms Calculate the least possible uncertainty in a measurement of the speed of an electron in an atom of tungsten. Write your answer as a percentage of the average speed, and round it to 2 significant digits 11% x10
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Chemistry, 21.06.2019 21:00
Iwll give extra points to who gets this for ! what type of reaction is this? ?
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Chemistry, 21.06.2019 22:30
Omg imgonnafailnfiedkla use complete sentences to explain how the mass of hydrogen is conserved during cellular respiration.
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Chemistry, 22.06.2019 12:10
Consider the reaction: n2(g) + o2(g) ⇄ 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?
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Chemistry, 22.06.2019 16:00
Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.
Answers: 3
An atom of tungsten has a radius of 193. pm and the average orbital speed of the electrons in it is...
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