Experimental Verification of Vuks Equation Using Hollow Prism Refractometer

Table 1

Measured refractive indices (𝑛_e and 𝑛_o) of 1-molar solution and validity of Vuks equation.

Temp. (K)	𝑛e	𝑛o	⟨𝑛⟩	⟨𝑛^2⟩	LHS of ⟨𝑛^2⟩ + 2	RHS of √10  ⟨𝑛⟩ − 0.5
	Wavelength (404 nm)
343	1.5156	1.4726	1.4869	2.2114	4.2114	4.2016
333	1.5151	1.4767	1.4895	2.2189	4.2189	4.2098
323	1.5186	1.4861	1.4969	2.2410	4.2410	4.2332
313	1.5188	1.4916	1.5007	2.2522	4.2522	4.2452
303	1.5188	1.5027	1.5081	2.2743	4.2743	4.2686
	Wavelength (546 nm)
343	1.5037	1.4577	1.473	2.1703	4.1703	4.1576
333	1.5061	1.4705	1.4824	2.1977	4.1977	4.1873
323	1.5044	1.4714	1.4824	2.1978	4.1978	4.1873
313	1.5033	1.4775	1.4861	2.2086	4.2086	4.1990
303	1.5013	1.4853	1.4906	2.2220	4.2220	4.2133
	Wavelength (578 nm)
343	1.501	1.4547	1.4701	2.1618	4.1618	4.1485
333	1.5046	1.4632	1.477	2.1819	4.1819	4.1703
323	1.5025	1.4684	1.4798	2.1900	4.1900	4.1791
313	1.5018	1.4735	1.4829	2.1993	4.1993	4.1889
303	1.5084	1.4834	1.4917	2.2254	4.2254	4.2168