Asilicon (φ = 7.77 × 10-19 j) surface is irradiated with uv radiation with a wavelength of 235 nm. assume an electron was a mass of 9.11 x 10-31 kg. what is the kinetic energy of the emitted electrons?

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

Which representation has a constant of variation of -2.5

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36