Q55.The elevation in boiling point for 1 molal solution of non-volatile solute A is 3 K. The depression in freezing point for 2 molal solution of A in the same solvent is 6 K. The ratio of Kb and Kf i.e., Kb / Kf is 1: X. The value of X is
What This Question Tests
This question involves a multi-step redox titration, requiring careful application of stoichiometry to relate the moles of reactants in sequential reactions to find the unknown concentration.
Concepts Tested
Formulas Used
n_1M_1V_1 = n_2M_2V_2
Stoichiometric relations from balanced equations
📚 NCERT Sections This Tests
1.32 — Calculate The Depression In The Freezing Point Of Water When 10 G Of
Chemistry Class 11 · Chapter 1
1.32 Calculate the depression in the freezing point of water when 10 g of CH3CH2CHClCOOH is added to 250 g of water. Ka = 1.4 × 10–3, Kf = 1.86 K kg mol–1. 1.33 19.5 g of CH2FCOOH is dissolved in 500 g of water. The depression in the freezing point of water observed is 1.00 C. Calculate the van’t Hoff factor and dissociation constant of fluoroacetic acid.
2.8 — The Conductivity Of 0.20 M Solution Of Kcl At 298 K Is 0.0248 S Cm–1. Calculate
Chemistry Class 11 · Chapter 2
2.8 The conductivity of 0.20 M solution of KCl at 298 K is 0.0248 S cm–1. Calculate its molar conductivity.
1.27 — If The Solubility Product Of Cus Is 6 × 10–16, Calculate The Maximum Molarity Of
Chemistry Class 11 · Chapter 1
1.27 If the solubility product of CuS is 6 × 10–16, calculate the maximum molarity of CuS in aqueous solution.
📋 Question Details
- Chapter
- Electrochemistry
- Topic
- Redox Titrations
- Year
- 2022
- Shift
- 26 Jul Shift 2
- Q Number
- Q55
- Type
- Numerical
- NCERT Ref
- Class 12 Chemistry Ch 3: Electrochemistry | Class 11 Chemistry Ch 8: Redox Reactions
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