TS EAMCET · Chemistry · Chemical Equilibrium
Estimate the approximate \(\mathrm{p} K_a\) of \(0.5 \mathrm{M}\) \(\mathrm{CH}_3 \mathrm{COOH}\). Degree of dissociation (ionisation) is \(0.15(\log 1.32=0.12)\)
- A 2
- B 1.5
- C 1.88
- D 0.15
Answer & Solution
Correct Answer
(C) 1.88
Step-by-step Solution
Detailed explanation
\begin{aligned} & \mathrm{CH}_3 \mathrm{COOH} \rightleftharpoons[\mathrm{H}]\left[\mathrm{CH}_3 \mathrm{COO}\right] \\ & \text { C } \\ & 0 \quad 0 \\ & \begin{array}{lll} C(1-\alpha) & \alpha \times C & \alpha \times C \end{array} \\ & K_a=\frac{C \alpha \times c…
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Chemistry
- Which one of the following is used to obtain the maximum percentage of terminal alkene by dehydrohalogenation ofTS EAMCET 2019 Medium
- Sulphur trioxide is dissolved in heavy water to form a compound \(X\). The hybridisation state of sulphur in \(X\) is :TS EAMCET 2003 Easy
- Equal amounts of two gases of molecular weights 4 and 40 are mixed. The pressure of the mixture is 1.1 atm. What will be the partial pressure of the lighter gas in the mixture?TS EAMCET 2020 Medium
- In the balanced equation of the following reaction, the ratio of isTS EAMCET 2021 Medium
- An electrolyte of a polymer-salt complex of poly (ethylene oxide) - is shaped into a free standing circular film of diameter and a thickness of When it is sandwiched between 2 stainless steel circular electrodes of the same diameter, this cell exhibits a conductance of What is the specific conductivity of the electrolyte?TS EAMCET 2019 Hard
- Ozone is obtained from oxygenTS EAMCET 2020 Easy
More PYQs from TS EAMCET
- A cylindrical metallic wire is stretched to increase its length in such a way that the metallic wire changes its resistance by . The percentage increase in its length isTS EAMCET 2022 Easy
- Suppose \(X\) follows a binomial distribution with parameters \(n\) and \(p\), where \(0 < p < 1\). If \(\frac{P(X=r)}{P(X=n-r)}\) is independent of \(n\) for every \(r\), then \(p\) is equal toTS EAMCET 2012 Medium
- If \(\alpha\) and \(\beta\) are the angles made by the normals drawn from the origin to the lines \(x+y+\sqrt{2}=0\) and \(x-\sqrt{3} y-2=0\) with the positive direction of the \(X\)-axis respectively measured in anti-clockwise direction, the \(\alpha+\beta=\)TS EAMCET 2018 Easy
- Identify the alkyne in the following sequence of reactions,
TS EAMCET 2009 Hard - A soap bubble of radius \(1.0 \mathrm{~cm}\) is formed inside another soap bubble of radius \(2.0 \mathrm{~cm}\). The radius of an another soap bubble which has the same pressure difference as that between the inside of the smaller and outside of large soap bubble, in metres isTS EAMCET 2016 Medium
- If the equation of a tangent drawn to the curve \(y=\cos (x+y),-1 \leq x \leq 1+\pi\) is \(x+2 y=k\), then \(k=\)TS EAMCET 2023 Hard