Use the Following Figure for the Next Problem $\varPsi$ = a Sin (Kx -

question 88

Multiple Choice

Use the following figure for the next problem.
-An electron that is not localized in space is described by the wave function $\varPsi$ = A sin (kx - $\omega$ t) .The kinetic energy of the electron is 10 keV.The value of $\omega$ is approximately

• A)1.5 \(\times\) 10¹⁹ s^-1
• B)3.0 \(\times\) 10¹⁹ s^-1
• C)4.5 \(\times\) 10¹⁹ s^-1
• D)1.5 \(\times\) 10²¹ s^-1
• E)3.0 \(\times\) 10²¹ s^-1

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Definitions:

Baking Soda

A sodium bicarbonate powder, commonly used as a leavening agent in baking to cause dough to rise.

Beaker

A simple cylindrical container with a flat bottom, used in laboratories for mixing, stirring, and heating chemicals.

Hydrophobic

Hydrophobic refers to the property of being water-repellent or not mixable with water, often relating to molecules or substances that do not dissolve in water.

Hydrophilic

Denoting the property of attracting or associating with water molecules, possessed by polar molecules and ions; the opposite of hydrophobic.