Short Answer:
There are 60 elements normally detectable in the human body with two dozen known to be either essential or beneficial.
Four, however, H,C, O and N, make up the majority of our atoms and molecules.
Long Answer:
Hydrogen represents 63% of the atoms in our body but only 10% of our mass.
Oxygen is almost 2/3 rds (65%) of our mass but only 12% of our atoms.
Carbon is 1/8th (12%) of the atoms and 18% of the mass.
Nitrogen is 3% of our mass and only .58% of our atoms.
Together, H+C+O+N, account for 63+24+12=99.5% of the atoms and 65+18+10+3=96% of our mass. One has to add in calcium + phosphorus + potassium + sulfur(=1.4%+1.1%+.25%+.25%) to get 4% to account for 99% of our mass.
The four major elements which together make up 96% of our body mass are carbon, oxygen, nitrogen and hydrogen. The ranking is based on the mass of a 70kg adult: Oxygen - 64.5% of body mass / 43kg out of 70kg Carbon - 18% / 16kg Hydrogen - 10% / 7kg Nitrogen - 3% / 1.8kg
The four elements that make up the greatest percentage of the human body by percentage of body mass are oxygen (65%), carbon (18.5%), hydrogen (9.5%), and nitrogen (3.2%) but there are many others in smaller amounts.
nitrogenoxygenhydrogencarbon
Carbon. the human boddy also contains a very small amount of gold too.
Six: hydrogen, carbon, oxygen, nitrogen, phosphorus and sulfur.
carbonhydrogenoxygennitrogensulfurcalciumphosphorusironmagnesiumsodiumpotasiumchlorineiodineflorineetc.
The four major elements which together make up 96% of our body mass are carbon, oxygen, nitrogen and hydrogen. The ranking is based on the mass of a 70kg adult: Oxygen - 64.5% of body mass / 43kg out of 70kg Carbon - 18% / 16kg Hydrogen - 10% / 7kg Nitrogen - 3% / 1.8kg
he four major geographical features of Romania are mountains, hills, plains and bodies of water.
The four bodies of water that major rivers empty to are the Pacific Ocean, Artic Ocean, Indian Ocean and Atlantic Ocean. Those or some big lakes.
The four major elements which together make up 96% of our body mass are carbon, oxygen, nitrogen and hydrogen. The ranking is based on the mass of a 70kg adult: Oxygen - 64.5% of body mass / 43kg out of 70kg Carbon - 18% / 16kg Hydrogen - 10% / 7kg Nitrogen - 3% / 1.8kg
Carbon, Hydrogen, Oxygen and Nitrogen are the 4 elements that make up >95% of the human body.
oxygen, carbon, nitrogen, potassium
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Four important developments in human culture are Elements of Culture ,People and Their Land,Early Technology ,and The Start of Agriculture
Trace Elements Oxygen Carbon Hydrogen Nitrogen These four elements make up 96% of the human body.
The four major elements that contribute to body mass are oxygen, carbon, hydrogen, and nitrogen. These elements make up the majority of the body's composition in the form of proteins, fats, carbohydrates, and water.
carbon, oxygen, nitrogen, and hydrogen