If answered correctly i will give brainlest​

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

State the formula for density in words and mathematical symbols

1) these are barrel shaped microtubules in most animal cells, that organize the spindles during cell division