A 184.6 mg sample of K2Cr20, is dissolved in enough water to make 500.0 mL of solution (calculate molarity).

Sugar is dissolved in water. which is the solute? sugar neither both water

Ais a mountain created from eruptions of lava, ash, rocks, and hot gases.

Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3