The given reaction is a double replacement reaction; option B.
<h3>What is a chemical reaction?</h3>
A chemical reaction is a reaction in which chemical changes occurs in the atoms of reactants which results in the formation pf products.
The given reaction is as follows:
- Ionic compound + Ionic compound ---> Ionic compound + Ionic compound
Since exchange of ions occur, it is a double replacement reaction.
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Answer:
1.1 percent
Explanation:
C6H5COOH⇌C6H5COO+H
Ka = [C6H5COO-][H+]/[C6H5COOH]
From pKa of 4.2, Ka = 6.3x10^-5
6.3x10^-5 = (x)(x)/0.51-x and assuming x is small...
6.3x10^-5 = x^2/0.51
x^2 = 3.213x10^-5
x =5.67 x10^-3
(5.67x10^-3/0.51)x 100 =1.1 percent
Answer:
c. liquid
Explanation:
because the are not very close if the said very closely packed together it would have been a solid