how many atoms are in a carbon?
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1.00mol of carbon-12 atoms has a mass of 12.0g and contains 6.022×1023 atoms.
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Avogadro's number: the amount of atoms in 1 mole of carbon 12 is 6.022 x 10^23. So if you have 5 mole, you have: 5 x (6.022 x 10^23) = 3.011 x 10^24 atoms.
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Grams will cancel out and give us moles. Whenever you divide that over, that will be 0.615 moles of carbon-13 atoms.
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There is ONE CARBON ATOM, that is 6 electrons; and TWO OXYGEN ATOMS, that is 16 electrons, i.e. 22 electrons per molecule. Moles of carbon dioxide = 100⋅g44.01⋅g⋅mol−1=2.27⋅mol .
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A dozen CO2 molecules have one dozen carbon atoms and two dozen oxygen atoms. A million CO2 molecules have one million carbon atoms and two million oxygen atoms. A mole of CO2 molecules (we usually just say “a mole of CO2”) has one mole of carbon atoms and two moles of oxygen atoms.
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Avogadro's number is the number of atoms in one mole of a substance. The number is 6.022 x 10^23 atoms/mol. So, if you have 1 mole of carbon atoms, there will be 6.022 x 10^23 atoms in that sample.
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1.00mol of carbon-12 atoms has a mass of 12.0g and contains 6.022×1023 atoms. 1.00 mole of any element has a mass numerically equal to its atomic mass in grams and contains 6.022×1023 particles.
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Answer. There are 6 carbon atoms/molecule of glucose.
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A Chemical Problem Carbon atoms weigh 12.01 g/mol. A mol is 6.022 x 1023 atoms. How many atoms of carbon are present in a 0.5 karat diamond? ( A karat is 200 mg exactly.)
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6 x (Avogadro's number) which you better damn well have committed to memory if you are learning chemistry. A mole of matter is 6.022*10^23 molecules. And there are 3 atoms in a CO2 molecule (one carbon atom and two oxygen atoms).
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One mole of carbon still has 6.022 × 1023 carbon atoms, but 98.89% of those atoms are carbon-12, 1.11% are carbon-13, and a trace (about 1 atom in 1012) are carbon-14.
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The carbon-12 atom has six protons and six neutrons in its nucleus for a mass number of 12. Since the nucleus accounts for nearly all of the mass of the atom, a single proton or single neutron has a mass of approximately 1 amu.
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Each of these quantities contains 6.022×1023 atoms of that particular element. The units for molar mass are grams per mole or g/molg/mol. 1.00mol of carbon-12 atoms has a mass of 12.0g and contains 6.022×1023 atoms.
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In summary, for a typical human of 70 kg, there are almost 7*1027 atoms (that's a 7 followed by 27 zeros!) Another way of saying this is "seven billion billion billion." Of this, almost 2/3 is hydrogen, 1/4 is oxygen, and about 1/10 is carbon.
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Since we know that carbon atoms tend to make four bonds, each carbon atom will have the number of hydrogen atoms that are required for four bonds. This compound contains 16 hydrogen atoms for a molecular formula of C8H16.
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Answer. Explanation: In the given formula, there is one carbon atom and there are two oxygen atoms. So, in total there are three atoms.
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There is one mole of carbon atoms in a 0.500-mole sample of C2 H6. (1 mole of anything is 1 mole. The subscript tells the number of atoms of an element in one molecule. There are 2 moles of carbon in one mole of C2H6.