298K时,已知NaCl的无限稀释摩尔电导率为10.860 × 10 -3 S ∙ m 2 ∙ mol -1 和,Na + 的迁移数为0.397,则NaCl溶液中Na + 的无限稀释摩尔电导率为
A.
4.311 × 10 -3 S ∙ m 2 ∙ mol -1
B.
6.549 × 10 -3 S ∙ m 2 ∙ mol -1
C.
1.286 × 10 -3 S ∙ m 2 ∙ mol -1
D.
1.467 × 10 -3 S ∙ m 2 ∙ mol -1
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