What Is The Most Abundant Element In The Human Body
Camila Farah
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Hydrogen nitrogen oxygen phosphorus and sulfur are next in abundance. Approximately 60 of the human body is composed of water. Oxygen carbon hydrogen and finally nitrogen. Start studying most abundant elements in the human body ch 2.
Carbon is the most abundant element in the human body. Oxygen is the most abundant while hydrogen occupies the third place in the list. Therefore it shouldn t come as a surprise that oxygen and hydrogen the two elements that make up water are some of the most abundant elements in the human body. The average 70 kg 150 lb adult human body contains approximately 7 10 27 atoms and contains at least detectable traces of 60 chemical elements.
The most abundant metal in the human body is calcium. Water h 2 o is composed of two parts hydrogen and one part oxygen. The first one oxygen is the most abundant element of the human body making up approx. Carbon is the second most abundant element making up 18 of the body.
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The relative amounts of each element vary by individual mainly due to differences in the proportion of fat muscle and bone in their body. About two thirds 65 of the human body is oxygen by mass. Although you have more hydrogen atoms than any other type of element the mass of a hydrogen atom is so much less than that of the other elements that its abundance comes in third at 10 by mass. What is the most abundant molecule found in a human body.
It s used as a structural material in bones but it is essential for protein regulation and muscle contraction. The most abundant element in the human body is oxygen making up about 65 of the weight of each person. Phosphorus p 1 0 phosphorus is found in the molecule atp which is the primary energy carrier in cells. Carbon making up 18 of the body s weight carbon being both a waste product and an energy source in cellular respiration.
Figure 19 1 The 10 Most Abundant Elements By Mass A In The Earth S Crust And B In The Human Body All Are Main Group Elements Except Human Body Body Human
Our Bodies Are Comprised Of A Vast Array Of Elements With Oxygen Carbon Hydrogen And Nitrogen Remaining The Most Abundant Bu Human Body Human Life Science
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