The Molar Volume of Oxygen, Lab Report Example

When maintained at standard temperature and pressure, an ideal gas’s volume is the most typical illustration of the molar volume (273 K and 1.00 atm). The amount of space that one mole of a gas occupies when it is at its normal temperature and pressure is referred to as the gas’s molar volume. This term describes the amount of space occupied when the gas is at its typical temperature and pressure. This quantity is expressed as a cubic centimeter measurement (STP). It’s possible that this volume can be figured out by applying the equation PV = nRT to the scenario (Raymond, 2021). By comparing the mass of KClO3 and KCl, one can calculate the amount of oxygen that has been produced. This may be done by observing the mass difference between the two substances.

The water is forced to escape from the Mohr buret, making it possible to collect the oxygen gas previously trapped within. As a consequence of this, it is possible to arrive at an accurate estimate of its volume. The temperature of the gas and the water it displaces will be the same if the conditions are permitted to continue to the point where they may achieve a state of thermal equilibrium. This is if a thermal equilibrium is attained (Moya, 2019). This will be the case if it is allowed to develop to that point.

The total pressure within the bottle will be the same as in the air outside the bottle. This will cause the pressure inside the bottle to remain constant. On the other hand, this amount reflects an absolute pressure equivalent to that found in the buret. A self-contained, closed system may be inside the buret (Oliveira, 2019). This is the case even if oxygen and water vapor have their pressures in their own right, even though oxygen and water vapor each have their pressures.

Bibliography

Raymond CHANG, C.H.A.N.G., 2021. General chemistry.

Moya, A.A., 2019. Studying Avogadro’s law with Arduino. The Physics Teacher, 57(9), pp.621-623.

Oliveira, M.J.D., 2019. Equipartition of energy, Avogadro law and ratio of specific heats. Revista Brasileira de Ensino de Física, 41.