2c2h2 + 5o2 → 4co2 + 2h2o
which reactant will be in excess, and how many moles of it will be left over?

I’d have to say no because without oxygen in the water the fish would all be dead. so if you want to fish for dead fish, pick the ponds with the lowest oxygen concentrations.

Ithink that the use of creativity in the sciences entails that one produce something out of nothing or from another thing. with this, i think that the he wrote down his results as four parts of the atomic theory is the manifestation of the  creativity of john dalton.

Answerhund's rule;

Muscle fiber i think that i right