Reaction of 3-methyl-1-butene with CH3OH in the presence of H2SO4 catalyst yields 2-methoxy-2-methylbutane by a mechanism analogous to that of acid-catalyzed alkene hydration. Draw curved arrows to show the movement of electrons in this step of the reaction mechanism.

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.

Word equation for k(s)+h2o(l) yield koh(aq) + h2(g)

Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?