If an electron's position can be measured to a precision of $28$ nm $,$ what is the uncertainty in its speed?

Express your answer to two significant figures and include the appropriate units.

$$

Previous Answers

Request Answer

X Incorrect; Try Again; $2$ attempts remaining

Part B

Assuming the minimum speed must be at least equal to its uncertainty, what is the electron's minimum kinetic energy? Express your answer using two significant figures.

$KE=$

$$

$$