The binding energy of the electron in mercury is 7.22 x 10-19 J. A photon of wavelength 200 nm shines on the metal. Calculate the velocity of the ejected electron in m/s. (KE

Carbon-14 is a radioactive element that undergoes beta decay. which force is responsible for allowing carbon-14 to become stable? electromagnetic gravitational weak nuclear strong nuclear

Which subatomic particle has a negative charge

In a simplified model of the human eye, the aqueous and vitreous humors and the lens all have a refractive index of 1.40, and all the refraction occurs at the cornea, whose vertex is 2.60 cm from the retina. what should be the radius of curvature of the cornea such that the image of an object 40.0 cm from the cornea’s vertex is focused on the retina?