The acid-base titration for sodium bicarbonate was used.

酸碱滴定法测定碳酸氢钠的含量。

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For sodium, the stuff these researchers used, it's the yellow of common street lights.

而研究人员所使用的钠材料，是像普通的街灯一样的黄颜色。

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Researchers in the us and Australia have identified the mechanism underlying an ancient animal instinct: our appetite for sodium chloride (salt).

美国与澳洲研究人员已确认人对盐的渴望这一种古老动物本能的背后机制。

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So, for example, for sodium, we can instead write neon and then 3 s 1.

所以举例来说对于钠其他的外层电子，的结合的电子。

麻省理工公开课 - 化学原理课程节选

If you look at the electronegativity difference 73 for sodium iodide, it is 1.73.

如果你看到电负性之差,对碘化钠来说，是1。

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So for sodium, again, we can write n e 3s1 and then 3 s 1.

对于钠，再一次,我们可以写Ne然后。

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Although this method is considered the gold standard for estimating sodium intake, that lone urine test may not provide an accurate snapshot of the participants' everyday intake over the full eight-year study, as the researchers themselves note.

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Sodium, for example, is fond of a certain orange-yellow hue.

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The Centers for Disease Control and Prevention recommends keeping sodium intake between 2, 300 to 1, 500 milligrams per day for most people, preferably at the lower end of that scale.

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