The koala dines exclusively on eucalyptus leaves. Its digestive system detoxifies the eucalyptus oil, a poison to other animals. The chief constituent in eucalyptus oil is a substance called eucalyptol, which contains 77.87% C, 11.76% H, and the remainder O. A mass spectrum of e ucalyptol shows a peak at about 154 amu. What is the molecular formula of the substance?

Q: element b forms a chloride BCl3 containing 46.62% chlorine by mass. what is the identity of this…

A: Consider the molecular mass of the compound BCl3 which is formed by the combination of an unknown…

Q: The empirical formula for xylene is C4H5(l), and its molar mass is 106 g/mol. What is the molecular…

A: Given :-  Molar mass of xylene = 106 g/mol  Empirical formula = C4H5   To determine :-  Its…

Q: 14. Geosmin is an organic compound that is partly responsible for the smell of soil. It has amolar…

A: Given, Amount of sample took for combustion is 6.82 grams.Amount of carbon dioxide produced is…

Q: Compound Y contains lead and oxygen only. 15.0 g of Y was found to contain 12.99 g lead. Find out…

A:

Q: a sample of pure alumina hydrate was obtained from a bag of flame retardant. A 5.000g sample of the…

A: Given, Mass of sample = 5.000g. Final weight of sample after heating = 2.651g. The mass of water in…

Q: A particular carborane has the following mass percentages: 67.09%B and 21.30%C.What is the empirical…

A: Step 1: Recall that carborane contains the elements carbon (C), boron (B), and hydrogen (H).  Assume…

Q: The mass spectrum of an organic compound shows the relative abundances of M to be 87.83% and M+ 1 to…

A: Relative abundance/intensity of M+1 peak = 11.40 % Relative abundance/intensity of M peak = 87.83 %…

Q: A compound of Cl and X are found to have a molecular mass of 137.324 amu and 77.445% Cl, by mass.…

A: Total molecular mass = 137.324 amu. Here 77.445% is Cl and (100-77.445) = 22.555% is X. 77.445% of…

Q: Calculate the number of atoms of silicon (Si) in 415 cm3of the colorless gas disilane at 0°C and…

A: GIVEN: Density of disilane =  0.00278 g cm-3 Volume of disilane = V=415 cm3   The molecular formula…

Q: An element consists of 1.40% of an isotope with mass 203.973 amu, 24.10% of an isotope with mass…

A:

Q: Acetaminophen, an analgesic and antipyreticdrug, has a molecular mass of 151.2 u and a masspercent…

A: Given that:                  Molecular mass of acetaminophen = 151.2 u…

Q: A compound is composed of element X and hydrogen. Analysis shows the compound to be 80% X by mass,…

A: Given data :- A compound is composed of element X and hydrogen. Analysis shows the compound to be…

Q: Ammonium nitrate is a common fertilizer. Agronomists base the effectiveness of fertilizers on their…

A: Formula of ammonium nitrate = NH4NO3 Molar mass of N = 14 g/mol Molar mass of O = 16 g/mol Molar…

Q: The molecule TFM is used as a lampricide to control the sea lamprey population in the Great Lakes.…

A:

Q: natural product has the molecular formula C25H34O4. What is the mass of 3.31×108 molecules of this…

A: Molecular weight of the compound is  =(12×25)+(34×1)+(16×4) =398 g/mol Where Atomic mass of C ,H And…

Q: Lycopene (536.88 g/mol) has an empirical formula of C5H7. What is the molecular formula for…

A: The empirical formula mass is calculated as,

Q: Mn. S,O. n H20 is the general formula of a certain hydrate. When 234.9 g of the compound of the…

A:

Q: A 50.0-g sample of an unknown compound containing 30.0 g carbon, 16.0 g oxygen, 4.0 g hydrogen was…

A: Given, Mass of sample open unknown compound = 50.0 g Mass of Carbon in the sample = 30.0 g Mass of…

Q: 67.) A compound used in the nuclear industry hus the following compositions uranium, l67.411.;…

A: Firstly calculate the moles of the each elements considering hundred gram of the compound.

Q: The borax powder has the formula Na2B4O7.X H2O when 2.10 g of hydrate is heated in a crucible until…

A: given data is  amount of sample taken is 2.10g residue left is 1.10g M.Wt of Na2B4O7  is 201.0g

Q: An element consists of 0.19% of an isotope with mass 135.907 amu, 0.25% of an isotope with mass…

A:

Q: How many molecules are there in 1,975.0 g of table sugar, sucrose, C12H22011?

A: Given,  1975 g of table sugar, C12H22O11

Q: This is CCl4 with a molecular weight of 119. On a mass basis what percent of the material is…

A: The molecular weight of CHCl3 is 119.38 gmol-1 and that of CCl4 is 153.82 gmol-1 .

Q: Natural rubidium has the average mass of 85.4678 u and is composed of isotopes85Rb (mass = 84.9117…

A: Mass of the Rb = 86.913 amu. Given data: 85.4678 amu is average mass of the Rb Mass of 85Rb =…

Q: The koala dines exclusively on eucalyptus leaves. Its digestivesystem detoxifies the eucalyptus oil,…

A: Empirical formula- The formula of compound which represent simplest whole number ratio of elements…

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: what is the mass percentage composition of the elements in the following compounds? Round to the…

A: Mass percentages are helpful to predict composition of compounds. This compound is always made up of…

Q: 7. A compound contains 32.45 % C, 2.72 % H, and 64.83 % O. (a) What is its empirical formula?…

A:

Q: What is the mass percentage composition of the elements in the following compounds? Round your…

A: Mass percentage can be calculated by dividing mass of a component by the total mass of the mixture…

Q: he steroid contains only C, H and O; combustion analysis of a 14.765 gram sample yields 43.257 g CO2…

A:

Mass Spectrometry

This process is an instrumental method in which a sample is changed to fast moving positive ions by electron bombardment. The charged particles vary due to their different mass to charge ratio and are estimated with the help of this difference. It is also called mass spectroscopy.