A gas is collected at 22.0 °C and 745.0 mm Hg. When the temperature is changed to 0.00 °C, what is the resulting pressure?

What is avogadro’s number, and why is it useful

Long term exposure to waves can cause sunburns and skin cancer. a) visible b) infrared c) gamma rays d) ultraviole

Consider the reaction: n2(g) + o2(g) ⇄ 2no(g) kc = 0.10 at 2000oc starting with initial concentrations of 0.040 mol/l of n2 and 0.040 mol/l of o2, calculate the equilibrium concentration of no in mol/l how would this be done?