¿Cuáles son las cantidades de soluto y disolvente que son necesarias para preparar 500 g de una disolución de yodo en alcohol al 0,1% en masa de soluto? Densidad del alcohol 0,79 g/cm3.

The isotonic saline solution described in part a is connected to an unknown solution via a semipermeable membrane, the unknown solution level drops. based on this information, what can be said about these two solutions?

Which formula can be used to calculate the molar mass of ammonia (nh3)? molar mass of n + molar mass of h 3 × molar mass of n + molar mass of h molar mass of n + 3 × molar mass of h 3 × molar mass of n + 3 × molar mass of h

Identify two types of chemical bonding in the source of dietary potassium