A chemist wants to calculate the amount of product that will be formed in a chemical reaction. Which of the following steps ensure that the chemist's calculations are in
alignment with the law of conservation of mass?

In the millikan oil drop experiment they determined that every drop had a charge which was a while number multiple of -1.60x10^-19. if a drop has a total charge of -9.60x10^-19 then how many excess electrons are contained within the drop?

Avariable that is not being directly tested during an experiment should be changed varied experimented controlled

What volume of a 0.0606 m solution of strontium bromide is needed to obtain 0.340 mol of the compound? question 42 options: a)5.61 l b) 3.4 l c) 600 ml d) 1 l e) 178 ml