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Science & Mathematics by Anonymous 2018-07-27 01:01:09
Social Science
Why wont boiling permanently hard water leave behind a residue?
5 answers
if water containing NaCl is boiled, it would leave behind a residue, right? Permanent hardness is caused by things like calcium chloride, so why doesn t boiling water containing calcium chloride leave behind a residue?
Science & Mathematics by Anonymous 2018-07-27 00:30:59
Social Science
Could distillation be used to separate air into oxygen, nitrogen, carbon dioxide, argon ,and so forth?
8 answers
Science & Mathematics by Anonymous 2018-07-26 22:50:36
Social Science
What is the total pressure of the mixture of gases.?
No response
If an 85mL light bulb contains 0.140grams of Argon and 0.011 grams of Nitrogen at 20 degrees celcius.
Science & Mathematics by Anonymous 2018-07-26 22:19:38
Social Science
Was Eintsein the first to produce E= MC^2 equation?
7 answers
Science & Mathematics by Anonymous 2018-07-26 20:20:57
Social Science
What to do when storms?
4 answers
