In the filtration step, the product is washed with "two 4 ml portions of ice-cold water". Explain what would happen to the purity and mass of the product if the two 4 ml portions of water were replaced by: (a) two 10 ml portions of ice-cold water (b) two 4 ml portions of room temperature water 3.

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Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.