Using the nearest-neighbor broken-bond model estimate the surface energy of the (110) plane of face-centered cubic gold (in J/m2) knowing that the lattice constant of gold is 0.4065 nm and the sublimation enthalpy is 368 kJ/mol.

Which of the following true? a_volcanoes and earthquakes often near the plate boundaries. b_volcanoes occur whereve there are tall mountains. c_earthquakes cause volcanoes in the same location to erupt violently d_volcanoes and earthquakes occur only where plates are colliding with each other

Which of the following is not a good technique for managing used oil? a) have specific, labeled catch pans available for technicians who are collecting oil b) spills in your shop and any releases on pavement or outside should be poured down a drain c) do not use oil containers for antifreeze or other non-similar fluids d) be prepared for oil spills with the proper absorbents

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )