Determine the fraction of an original sample of tritium that remains unchanged after 24.62 years.

An electrons position cannot be known precisely only it's probability of being in a certain location can be known

Which of the following is true for the actual yield of a reaction? it is always calculated as a ratio. it is the yield from the excess reactant. it is the yield from the limiting reactant. it is always less than the theoretical yield.

As you watch a surfer ride a wave towards the shoreline, what is the shoreline? a) displacement reference b) reference point c) coordinate plane d) cartesian boundary