.2M x V FeCl3=moles FeCl3 x 1mole Fe2S3/2mole FeCl3=moles of Fe2S3 x mm of Fe2S3/1 mole Fe2S3= g Fe2S3 x .65% yield.
2.75g Fe2S3/ .65= 4.23g Fe2S3/ 207.91= .02035 x 2mole FeCl3=.0407 moles FeCl3/ .2M FeCl3= .2035 L x 1000= 203.5 ml
81.93%
my excess baggage is 25 kg. how im going to pay
excess,exceed
A remainder.
in excess
92.22%.
84.62 - 84.66
94.25 - 94.28
84.62 - 84.66 or 84.64%.
87.4%
87.4%
88.8%
91.6%
Because the antacid neutralizes the the HCl in the stomach (or at least in excess amount) to produce water and a salt, and it is good example of neutralization reaction.
81.93%
light bulbs technically heat up a filament and if heated to a certain degree it will produce light because of the excess in energy it has
An acid-base reaction that leaves no excess H+ or OH-