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  1. Potassium + water ⟶ Potassium hydroxide + hydrogen 2K(aq) + 2H₂O(aq) ⟶ 2KOH(aq) + H₂(g) K is 39.1 g/mol 15.5 g / 39.1 g/mol = 0.396 mol mole ratio of H₂ to K is 1/2 therefore 0.396 mol will produce 0.396/2 = 0.198 mol of...

    2 Answers · Science & Mathematics · 14/12/2020

  2. ... = 0.892 mol 0.892 mol produces 3•0.892 mol of CO₂ and 4•0.892 mol of H₂O 5000 cubic feet = 141.6 m³ ...

    1 Answers · Science & Mathematics · 03/12/2020

  3. The density of ice is 0.917 g/cm³ at 0°C and standard atmospheric pressure . Density of ice increases slightly with decreasing temperature and has a value of 0.9340 g/cm³ at −180 °C (93 K...

    2 Answers · Science & Mathematics · 29/01/2020

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