A chemist repeats the gold foil experiment but she uses foil made of aluminum(atomic number 79). How would you expect her results to compare with the experiment that used gold foil?

Nitrogen dioxide reacts with water to form nitric acid and nitrogen monoxide according to the equation: 3no2(g)+h2o(l)→2hno3(l)+no(g) part a suppose that 4.2 mol no2 and 0.50 mol h2o combine and react completely. which reactant is in excess? express your answer as a chemical formula. nothing

Apiece of metal with a length of 1.42 cm was measured using four different instruments. which of the following measurements is the most accurate?

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?