Under certain conditions, carbon atoms can combine to form soccer ball shaped structures known as fullerenes. 12.0 mol of a certain fullerene contains 4.34x1026 carbon atoms. How many atoms of carbon are in one molecule of this fullerene?

Q: number of moles of (c)  acetate ions, CH3COO-, in 0.43 mol of Ca(CH3COO)2.

A: 2) In 1 mol of Ca(CH3COO)2 has 2 moles of  CH3COO- ion.

Q: A compound has an epirical formula of CH2O. If the molar mass of the compound is 60g/mol, what is…

A: emperical mass=12+2+16=30 n=60/2=2

Q: Calculate the number of moles of butane, C4H10, in 151 g of butane.

A: Step : 1           Calculate the number of moles of butane, C4H10, in 151 g of butane.

Q: Calculate the mass in grams of 1.23×10241.23×1024 molecules of methanol. The chemical formula for…

A: Given that, the molecules of methanol= 1.23 × 1024 Now, as per Avogadro’s law: 1 mol of methanol…

Q: Leucine is an amino acid with the formula C6H13NO2C6H13NO2. Determine the number of moles of carbon…

A: Given, mass of leucine, C6H13NO2 = 51.90 g Now, moles of leucine can be calculated as,

Q: The molar mass of an alkene is 112.23 g/mol and empirical formula of the alkene is CH2. What is the…

A: The concept used to solve this question is to calculate the molecular formula using the molar mass…

Q: Our bodies synthesize protein from amino acids. One of these amino acids is glycine, which has the…

A: First calculate the molecular mass of the compound from given molecular formula.

Q: How many H atoms are present in 7.52 g of propane, C3H8?

A: The given data contains, mass of propane = 7.52 g.

Q: A compound with a molar mass of 164.12 g/mole is 58.54 % carbon (12.01 g/mole), 2.46% hydrogen (1.01…

A: Given :- Molecular mass of compound = 164.12 g/mol  composition of C, H, & O are 58.54%, 2.46%,…

Q: A typical engagement ring might have a diamond made of pure carbon, weighing 0.12 grams. How many…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: How many moles of carbon dioxide are present in 1.03x10^23  molecules of this compound?

A:

Q: A sample of the male sex hormone testosterone, C19H28O2,contains 3.88 * 1021 hydrogen atoms. (a) How…

A: Hello. Since the question contains more than three sub-parts, the first three sub-parts shall be…

Q: An organic compound has a molecular mass of 329.0 amu and contains 72.95% carbon by mass. How many…

A: The ratio of mass of particular element to the total mass of compound multiply by 100 is known as…

Q: A) Chlorophyll molecules are responsible for the green pigmentation of plants. Differing chemically…

A: Given that : 1 molecule of chlorophyll X contains 4 N atoms. % nitrogen by weight = 6.26 %

Q: Aspartame, C14H18N2O5, a low-calorie sweetener, is about 200 times sweeter than sugar. How many…

A: Avogadro's  number gives the number of atoms, molecules or ions in one mole of the substance and it…

Q: Q3. Calculate the percentage composition of Amino glutamic acid with molecular formula C3H,NO4

A:

Q: what is the maximum number of moles of C that can be formed?

A: The branch of chemistry that deals with the structure, properties and the reaction of the organic…

Q: Q21) A 0.1647- gram sample of a pure hydrocarbon was burned in a C- H combustion train to produce…

A: Since all the carbon in carbon dioxide and all the hydrogen in water will come from the hydrocarbon…

Q: Which one of the following molecular formulas is also an empirical formula?

A:

Q: Oxygen makes up 46.7 % by mass of the Earth's crust. How many grams of oxygen are present if a…

A: Percent by mass = (mass of given component/total mass of sample) × 100%

Q: The amino acid alanine has the molecular formula C3H7NO2, and the amino acid phenylalanine has the…

A: Number of atoms in 1 molecule of alanine = 13 atoms Number of atoms in 1 molecule of phenylalanine =…

Q: The complete combustion of a hydrocarbon produced 352 mg of CO2 and 216 mg of H2O. What is the…

A:

Q: The average nicotine (C10H14N2) content of a Camel cigarette is 1.93 mg. Suppose an individual…

A:

Q: The molar mass of nicotine C10H14NX is 162 g/mol. What is the value of x?

A: Given that, Molar mass of nicotine C10H14Nx is                162 g mol-1.  Value of x = ?

Q: Which of the following is not true for 1 mole of the compound (CH3)2O?          a.     It contains…

A: 1 mole of a molecular/atomic substance is that amount of the substance which has 6.022×1023…

Q: osmium by mass. a) If you assume 100.0 g of the compound, what is the mass in grams of osmium that…

A: Since you have posted a question with multiple sub- parts, we will solve first three sub- parts for…

Q: 39.5 g of cobalt will combine with 107 g of bromine to form a binary compound. How much of the same…

A:

Q: how many molecules are there in 1×10^-4 mole of benzene C6H6?

A: Given that, Number of moles of benzene = 1.0×10-4 moles

Q: A particular oral contraceptive contains 0.044 mg of ethinyl estradiol in each pill. The formula of…

A: Number of moles = given mass / molecular mass

Q: 3.01 x 1023 molecules of sucrose is _ _ _ _ _ _ _ _ _ _ _ _ _ moles of sucrose.  Why don’t you need…

A: Given : Number of molecules of sucrose = 3.01 X 1023 molecules.

Q: The nerve agent Tabun (GA) has the formula C5H11N2O2P. It is one of the lethal chemical compounds…

A: Given information: Mass of tabun = 975 mg

Q: This is the chemical formula for methyl tert-butyl ether (the clean-fuel gasoline additive MTBE):…

A: The chemical formula for methyl tert-butyl ether (the clean-fuel gasoline additive MTBE) is…

Q: How many carbon atoms are there in 180 g of propanol (C3H8O).

A: Given mass of propanol

Q: The formula of glucose is C6 H12 O6. a. The number of molecules in 166 grams of glucose would be…

A:

Q: The molecular formula for glucos is  C6H12O6 and BENZENE HAVE C6H6. What are their respective…

A: The empirical formula of a compound is called the simplest formula. It represents the relative or…

Q: Aspartame is an artificial sweetener that is 160 times sweeter than sucrose (table sugar) when…

A: Hi, since there are multiple questions posted we will provide you with answers for the first two…

Q: (a) The molecular formula of acetylsalicylic acid (aspirin),one of the most common pain relievers,…

A: a) Since the molar mass of aspirin = Atomic mass of C X 9 + Atomic mass of H X 8 + Atomic mass of O…

Q: A sample of the male sex hormone testosterone, C19H28O2,contains 3.88 x 1021 hydrogen atoms. (a) How…

A: Atoms and molecules amount is calculated with the help of mole concept. A mole is defined as amount…

Q: Lighters typically contain butane (C4H10), which has a molar mass of 58.12 g/mol. Consider that…

A: Hydrocarbon  Molar mass  CH4   12 + 4 = 16 C2H6 12×2 + 6 = 30  C3H8…

Q: A.How many molecules of nitrogen trifluoride are present in 2.13 moles of this compound?   B.How…

A: To convert molecules to mole divide by 6.02×10^23 and to convert moles to molecule multiply by…

Q: Number of atoms of C in 10 moles of C4H10 are:     240.88x10^23 24.09x10^23 4.15x10^23…

A:

Q: An organic compound has a molar mass of 171.1 g/mol and contains 11.10 % hydrogen atoms by mass. How…

A:

Q: A hydrocarbon contains 74.98 % carbon, the remainder hydrogen. Determine the empirical formula of…

A:

Q: Chlorophyll molecules are responsible for the green pigmentation of plants. Differing chemically…

A: Solution - According to the question - Given - Mass of 5 oxygen = 16 * 5 = 80 Mass of chlorophyll X…

Q: Ibuprofen, the anti inflamatory ingredient in Advil has the formula C13H18O2 A) How many molecules…

A: We have to predict the molecules  , number of H atoms, mole of ibuprofen, mass of ibuprofen.

Q: Consider a sample of carbon tetrafluoride that contains 1.05 × 10²⁴ atoms of fluorine. Using the…

A:

Q: if 4.04g of n combines with 11.46g of o to produce a compound with a formula mass of108.0 amu, what…

A: Given data,  Mass of N = 4.04 g  Mass of O = 11.46 g  Formula mass of the compound = 108 amu

Q: A large organic molecule has a mass of 1.41 * 10-21 kg. What is the molar mass of this compound?

A: Given that, Mass of organic molecule= 1.41×10-21 kg Molar mass is given by the following formula…

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".