4 public questions tagged with this topic.
Lambdam° = λ°Ba²⁺ + 2λ°Cl⁻ . 280 = 127 + 2λ°Cl⁻ , 2λ°Cl⁻ = 153 , λ°Cl⁻ = 76.5 S cm² mol⁻¹ .
Ref: NCERT Class 12 Chemistry > Chapter 2: Electrochemistry > Topic: Conductance - Conductivity Molar Conductivity and Kohlrausch Law
Lambdam° = λ°Ba²⁺ + 2λ°Cl⁻ . 280 = 127 + 2λ°Cl⁻ , 2λ°Cl⁻ = 153 , λ°Cl⁻ = 76.5 S cm² mol⁻¹ .
Ref: NCERT Class 12 Chemistry > Chapter 2: Electrochemistry > Topic: Conductance - Conductivity Molar Conductivity and Kohlrausch Law
Reaction: Ba(OH)₂ + 2HCl → BaCl₂ + 2H₂O. Moles of Ba(OH)₂ = 26.1/171 ≈ 0.1526 mol. 1 mol Ba(OH)₂ produces 1 mol BaCl₂; mass = 0.1526 × 208 ≈ 31.74 g.
Ref: NCERT Class 11 Chemistry > Chapter 1: Some Basic Concepts of Chemistry > Topic: Importance and Nature of Chemistry and Properties of Matter
Reaction: BaCl₂ + H₂SO₄ → BaSO₄ + 2HCl. Moles of BaCl₂ = 20/208 ≈ 0.0962 mol. 1 mol BaCl₂ produces 1 mol BaSO₄; mass = 0.0962 × 233 ≈ 22.41 g.
Ref: NCERT Class 11 Chemistry > Chapter 1: Some Basic Concepts of Chemistry > Topic: Dalton's Atomic Theory and Atomic and Molecular Masses
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