How many moles of octane are in 1.0 gallon of gasoline? Assuming that gasoline is 100% octane

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?

Water is initially present in a state where its molecules are far apart. during a change of state, its molecules slow down. which change of state has most likely taken place? from a gas to a liquid from a liquid to a gas from a solid to a liquid from a gas to a plasma

In which block of the periodic table is uranium (u) found? s blockd blockp blockf block