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Which one can be liquefied faster, CO2 or NH3? Why? I want a very mild sleeping pill. Over the counter, I don't want to see a doctor? Moreover trialled www.futglory.com given that? X^2-3x+1 have the roots of m and n. Form a quadratic equation with the roots of 3-2m and 3-2n? Which of the following is the unit of electric charge?