6

Sept. 29, 1950
Measurement of the resonance frequency of Mg²⁵ relative
to that of N¹⁴ in HNO₃. Sample of Mg²⁵ =4.6 molar
of MgCl₂. The sign of the magnetic moment of Mg²⁵ has
been compared with that of Cl³⁵ at the same frequency
& shown to be negative.

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Mg²⁵ (2900 -> 2890 KC)

Time	Distance bet. markers	Marker	Resonance distance	Resonance frequency
31.5 min	98.2 mm	#1	49.0 mm	2895.1 KC
73	97.0	"	48.2	2895.1	2895.1 KC
113. 5	97.4	"	48.2	2895.1
157	99.0	"	48.2	2895.2

N¹⁴ in HNO₃ (3420 -> 3410 KC)

6 min	53.0 mm	#1	14.2 mm	3417.4 KC
50	54.0	"	14.5	3417.4
90.5	54.2	"	14.0	3417.5	3417.5 KC
130	56.0	"	14.0	3417.6