In the reaction K2CrO4(aq) + PbCl2(aq) → 2KCl(aq) + PbCrO4(s), how many grams of PbCrO4 will precipitate out from the reaction b
2 answers:
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Answer : The equilibrium constant for this reaction is,
Explanation :
The given main chemical reaction is:
;
The intermediate reactions are:
(1) ;
(2) ;
We are reversing reaction 1 and multiplying reaction 2 by 2 and then adding both reaction, we get:
(1) ;
(2) ;
Thus, the equilibrium constant for this reaction will be:
Thus, the equilibrium constant for this reaction is,
Answer:
The answer is
<h2>14.50 cm³</h2>Explanation:
The volume of a substance when given the density and mass can be found by using the formula
From the question
mass of iron = 114 g
density = 7.86 g/cm³
The volume is
We have the final answer as
<h3>14.50 cm³</h3>Hope this helps you