In order of increasing number of carbon atoms, methane (CH4), ethane (C2H6), and propane (C3H8) are the first three members of the series. Methane, ethane, and propane are the only alkanes uniquely defined by their molecular formula.
https://www.britannica.com/science/hydrocarbon
By definition, an atom of carbon with six neutrons, carbon-12, has an atomic mass of 12 amu. Other atoms don’t generally have round-number atomic masses for reasons that are a little beyond the scope of this article.
https://www.khanacademy.org/science/biology/chemistry--of-life/elements-and-atoms/a/atomic-number-atomic-mass-and-isotopes-article
Atomic number, atomic mass, and relative atomic mass. Atoms of each element contain a characteristic number of protons. In fact, the number of protons determines what atom we are looking at (e.g., all atoms with six protons are carbon atoms); the number of protons in an atom is called the atomic number. In contrast, the number of neutrons for a given element can vary.
https://www.khanacademy.org/science/biology/chemistry--of-life/elements-and-atoms/a/atomic-number-atomic-mass-and-isotopes-article
The Mr of glucose #C_6H_(12)O_6# is (6 x 12) + (12 x 1) + (16 x 6) = 180. So 1 mole of glucose weighs 180g. There are 6.02 x #10^(23)# particles in a mole so 180 g of glucose must contain 6 x 6.02 x #10^(23)# carbon atoms. This equals 3.61 x #10^(24)# carbon atoms. So 1g of glucose contains (3.61x #10^(24)#)/180 = 2 x #10^(22)# carbon atoms. So 5g glucose contains 2 x #10^(22)# x 5 = #10^(23)# carbon atoms.
https://socratic.org/questions/calculate-the-number-of-carbon-atoms-in-5-00-g-of-blood-sugar-c6h12o6
There is probably no upper limit to the number of carbon atoms possible in hydrocarbons. The alkane CH3(CH2)388CH3, in which 390 carbon atoms are bonded in a continuous chain, has been synthesized as an example of a so-called superlong alkane. Several thousand carbon atoms are joined together in molecules of hydrocarbon polymers such as polyethylene, polypropylene, and polystyrene.
https://www.britannica.com/science/hydrocarbon
How to Name Acyclic Monosaccharide: Acyclic monosaccharides have three different characteristics: the number of carbon atoms it. contains, its D or L configuration, and the placement of its carbonyl group (aldehyde or ketone).
http://www.chem.ucla.edu/harding/ec_tutorials/tutorial55.pdf
Grams given x (1 mole of # C_6H_12O_6 # / grams of # C_6H_12O_6 #) x (6 moles of carbon/ 1 mole of # C_6H_12O_6 #) x (#6.02 x 10^23# atoms of carbon/ 1 mole of carbon) Here is a video: The answer will be a big number because there are a lot of atoms in 1 mole (#6.02 x 10^23# atoms, thats a big number ).
https://socratic.org/questions/calculate-the-number-of-carbon-atoms-in-5-00-g-of-blood-sugar-c6h12o6
For example, n-butane has a higher boiling point (−0.5 °C [31.1 °F]) than isobutane (−11.7 °C [10.9 °F]). There is no simple arithmetic relationship between the number of carbon atoms in a formula and the number of isomers. Graph theory has been used to calculate the number of constitutionally isomeric alkanes possible for values of n in CnH2n + 2 from 1 through 400.
https://www.britannica.com/science/hydrocarbon
Carbon-12 contains six protons, six neutrons, and six electrons; therefore, it has a mass number of 12 (six protons plus six neutrons). Carbon-14 contains six protons, eight neutrons, and six electrons; its mass number is 14 (six protons plus eight neutrons). These two alternate forms of carbon are isotopes.
https://www.khanacademy.org/science/biology/chemistry--of-life/elements-and-atoms/a/atomic-number-atomic-mass-and-isotopes-article
These characteristics are combined to name monosaccharide carbohydrates. Three carbon monosaccharides are called trioses, four carbon are called tetroses, five carbon are. called pentoses, six carbon are hexoses, and so on. The number of carbon atoms in a molecule is. used in the suffix of carbohydrate naming. This sugar is pentose because This sugar is hexose. it has 5 carbons. because it has 6 carbons. The carbonyl group is placed at the beginning of the saccharide.
http://www.chem.ucla.edu/harding/ec_tutorials/tutorial55.pdf
number of carbon atoms
There are 12 carbon atoms. There are 12 number of carbon atoms.