why do we need to determine the percentage composition of compound? in what ways can you make use of the concept of percentage compo in our daily lives
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Answers
Answer:
Explanation:
When asked to determine the percentage composition of a compound, bear in mind that this applies to the percentage by mass (weight). In other words, the percentage composition of water indicates how much of a water molecule's mass is made up of hydrogen and how much of the mass is made up of oxygen. The proportional ratio by which the atoms join is not shown by percentage composition.
Percentage composition is used in many ways.
Many manufacturing compounds must contain specific quantities of different materials. A silver dye used in pharmaceutical research, for example, contains.8% silver nitrate, 1.9 percent sodium hydroxide, and 1.4 percent ammonium hydroxide. The balance is sterile deionized water. A polymer used for the nonstick surfaces of cooking utensils comprises 24% carbon and 76% fluorine by mass.
Elemental analysis is a method of determining the elemental composition of a substance (for example, dirt, waste or drinking water, bodily fluids, rocks, or chemical compounds). Elemental analysis can be qualitative (determining the elements are present) or quantitative (determining how many elements are present) (determining how much of each element is present). This knowledge is useful for determining the composition of an unknown compound or proving the structure of a synthesized compound.
The purity of compounds can be tested by relating the experimentally obtained percentage composition to the theoretical value determined from the compound's formula
Air temperature, gasoline oxidation, and even popping popcorn will all be influenced by percentage composition. The percentage of water in the molecule is important. The kernal would not pop if there is insufficient water. And if we are not sure of it, percentage formation is a part of our everyday lives.
As we've shown, percentage composition can be used in a variety of ways. It is important to note, though, that elemental analysis does not produce a molecular formula. The result of an elemental analysis is often stated as a percentage by mass of any of the elements analysed.