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AChem
  • Member for 6 years, 4 months
  • Last seen more than 2 years ago
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48
Which "exotic salt" can lower water's freezing point by 70 °C?
30
What does it mean by "d-ism of Leibniz" and "dotage of Newton" in simple English?
29
Is "Sulfuric acid... makes a poor electrolyte... very little of it will dissociate into ions" really true? What does that actually mean?
28
Why does hydrogen burn with a pale blue flame while its emission spectral lines are red in colour?
26
Who coined the term "signal-to-noise ratio" and when did statisticians start using the term "noise" to describe randomness?

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