In a reaction, A + 2B ⇋ 2C, 2.0mole of ‘A’ 3.0mole of ‘B’ and 2.0mole of ‘C’ are placed in a 2.0L flask and the equilibrium concentration of ‘C’ is 0.5mole/L. The equilibrium constant (K) for the reaction is –(a) 0.073 (b) 0.147 (c) 0.05 (d) 0.026

In a reaction, A + 2B ⇋ 2C, 2.0mole of ‘A’ 3.0mole of ‘B’

1.	In a reaction, A + 2B ⇋ 2C, 2.0mole of ‘A’ 3.0mole of ‘B’ and 2.0mole of ‘C’ are placed in a 2.0L flask and the equilibrium concentration of ‘C’ is 0.5mole/L. The equilibrium constant (K) for the reaction is –(a) 0.073 (b) 0.147 (c) 0.05 (d) 0.026
Answer» (c) The equilibrium constant (K) for the reaction is 0.05.

Discussion

No Comment Found

Related InterviewSolutions

`2.5 ` mL of `(2)/(5)` M weak monoacidic base `(K_(b)=1xx10^(-12) "at" 25^(@)C)` is titrated with `(2)/(15)` M HCl in water at `25^(@)` C. The concentration of `H^(+)` at equivalence point is `(K_(w) = 1 xx 10^(-14) "at" 25^(@)C)`A. `3.7xx10^(-13)M`B. `3.2xx10^(-7) M`C. `3.2xx10^(-2)M`D. `2.7xx10^(-2)M`
Which of the following equimolar solutions can act as a buffer solution?(a) NH4Cl and NH4OH(b) HCl and NaCl(c) HCOOH and HCOONa(d) HNO3 and NH4NO3
The range of pH for acidic and basic buffer is where `K_(a)` and `K_(b)` are the acid base dissociation constants, respectively.A. form `pH=pK_(a)+-2 to pH=pK_(b)+-2`B. from `pH=pK_(a)+1to pH=pK_(b)+1`C. from `pH=pK_(a)+-1to pH=pK_(b)+-1`D. from `pH=pK_(a)+1to pH=pK_(b)-1`
Which of the following expression tepresents the Henderson equation for an acidic buffer ?A. `pH=(1)/(2)pK_(a)-(1)/(2)logC`B. `pH=pK_(a)-l"og"(["Conjugate base"])/(["Acid"])`C. `pH=pK_(a)+"log"(["Conjugate base"])/(["Acid"])`D. `pH=pK_(a)`
An acidic buffer solution can be prepared by mixing equimolar amounts ofA. `B(OH)_(3)` and `Na_(2)B_(4)O_(7).10H_(2)O`B. `NH_(3)` and `NH_(4)CI`C. `HCI` and `NaCI`D. `CH_(3)COOH` and `CH_(3)COONa`
Through a solution containing `Cu^(2+) and Ni^(2+),H_(2)S` gas is passed after adding dil HCl, which will precipitate out and why ?
Give an example of acidic buffer?
How does dilution with water affect the pH of a buffer solution?
Through a solution containing Cu2+and Ni2+,H2S gas is passed after adding dill HCl, which will precipitate out and why?
Write the expression for Ksp for AB3 type salt With solubility s.

In a reaction, A + 2B ⇋ 2C, 2.0mole of ‘A’ 3.0mole of ‘B’ and 2.0mole of ‘C’ are placed in a 2.0L flask and the equilibrium concentration of ‘C’ is 0.5mole/L. The equilibrium constant (K) for the reaction is –(a) 0.073 (b) 0.147 (c) 0.05 (d) 0.026

Discussion

No Comment Found

Related InterviewSolutions

Reply to Comment