Coefficients for Calculation of Density, ρ25°; From Refractive Indexes of Solutions at 25°, 
                           
                              
                                 
                                    η
                                    D
                                    
                                       
                                          
                                             25
                                          
                                          ∘
                                       
                                    
                                 
                              
                              
                           
                        . By Formula 
                           
                              
                                 
                                    ρ
                                    
                                       
                                          
                                             25
                                          
                                          ∘
                                       
                                    
                                 
                                 =
                                 a
                                 
                                    η
                                    D
                                    
                                       
                                          
                                             25
                                          
                                          ∘
                                       
                                    
                                 
                                 ​
                                 −
                                 ​
                                 b

doi:10.1201/9781351072427-42

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Chapter

Coefficients for Calculation of Density, ρ25°; From Refractive Indexes of Solutions at 25°, η D 25 ∘ . By Formula ρ 25 ∘ = a η D 25 ∘ − b

ABSTRACT

Coefficients

Solute

^a

Density Range

Cs₂SO₄

12.1200

15.1662

1.15–1.40

13.6986

17.3233

1.40–1.70

CsBr

9.9667

12.2876

1.25–1.35

CsCl

10.8601

13.4974

1.25–1.90

Cs acetate

10.7527

13.4247

1.80–2.05

Cs formate

13.7363

17.4286

1.72–1.82

KBr

6.4786

7.6431

1.10–1.35

RbBr

9.1750

11.2410

1.15–1.65

a

From Vinograd and Hearst, 1962.

b

Ludlum and Warner (1965) give following formula for density, ρ _25°, of CsSO₄: ρ _25° = 0.9954 + 11.1066(η−η₀) + 26.4460(η−η₀)² where η is the refractive index of the solution and η₀ that of water.

Coefficients for Calculation of Density, ρ25°; From Refractive Indexes of Solutions at 25°, η D 25 ∘ . By Formula ρ 25 ∘ = a η D 25 ∘ ​ − ​ b

ABSTRACT

Coefficients for Calculation of Density, ρ25°; From Refractive Indexes of Solutions at 25°, η D 25 ∘ . By Formula ρ 25 ∘ = a η D 25 ∘ − b