Which statement correctly describes the relationship between reactant and yield? the actual yield is calculated from the amount of the excess reactant present. the actual yield is calculated from the amount of the limiting reactant present. the theoretical yield is calculated from the amount of the excess reactant present. the theoretical yield is calculated from the amount of the limiting reactant present.

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

What is important to study for nios grade 12 chemistry? i have only one month left.

Astudent made the lewis dot diagram of a compound shown. what is the error in the lewis dot diagram? a)an o atom should transfer all of its six electrons to mg because the formula is mgo b) both electrons of mg should be transferred to one o adam because the formula is mgo c) the electrons should be transferred from each o add him to capital mg because mg has fewer electrons d) the number of dots around mg should be four because it has to transfer two electrons to each o