The stable isotopes of iron are $4Fe, Fe, $7Fe, and 5"Fe. The mass spectrum of iron looks like the following: 100 91.75 80 60 40 20 5.85 2.12 0.28 54 56 57 58 Mass number Use the data on the mass spectrum to estimate the average atomic mass of iron. Relative number of atoms

Q: Given the isotopes listed below, which of them are useful and which ones are not? Why are they…

A: Given: A list of isotopes of different elements: To Find: The isotopes which are stable in the given…

Q: Consider two compounds. Compound A contains 15.7 g of sulfur and 18.6 of fluorine. Compound B…

A: Mass of fluorine in compound A = 18.6 g Mass of sulfur in compound A = 15.7 g Mass ratio of fluorine…

Q: Calculate the mass in grams of each elemental sample.(a) 1.32 * 1020 uranium atoms(b) 2.55 * 1022…

A: Mole is defined as the ratio of given mass and molar mass. The unit of mole is mol. It is utilized…

Q: Neon consists of three isotopes, Ne-20, Ne-21, and Ne-22. Their abundances are 90.48%, 0.27%, and…

A: GIVEN  Ne 20, Ne 21,Ne 22 are three isotope of Neon  Abundance: Ne 20 ( 90.48%) ,Ne 21 (0.27%), Ne…

Q: An 8.925 g sample of a compound containing only carbon, hydrogen, and oxygen gives 9.258 g of carbon…

A: Given : Mass of compound = 8.925 g Mass of CO2 produced = 9.258 g And mass of H2O produced = 5.351 g…

Q: If the density of indium is 7.31 g/cm', how many atoms are there in a indium piece of 30 dm wide, 5…

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Q: The mass ratio of sodium to fluorine in sodium fluoride is 1.21:1. A sample of sodium fluoride…

A: After the decomposition of sodium fluoride, the mass of fluorine produced is calculated by using the…

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: 1) How many aluminum atoms are there in 3.50 grams of Al,O;? (a) 2.45 x 1022 (b) 2.07 x 1022 (c)…

A: Answer :-  (e) 4.13 × 1022  The aluminum atoms present in 3.50 g Al2O3 = 4.13 × 1022 atom…

Q: 1. Sodium is an alkaline metal which is very reactive and so is not found free in nature. Sodium…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: According to the mass spectrum above, the average mass of tin in this sample is (A) 219.76 amu (B)…

A: A mass spectrum is an intensity vs. m/z plot representing a chemical analysis. Hence, the mass…

Q: 19. Nicotine is the component in tobacco that makes smoking addictive. The structure of nicotine is…

A: The nicotine molecule consists of 14 Hydrogen atom (s), 10 Carbon atom (s) and 2 Nitrogen atom (s) -…

Q: Sodium is an alkaline metal which is very reactive and so is not found free in nature. Sodium forms…

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Q: The number of subatomic particles represented by : Au*+ 197 O 79 Protons, 118 Neutrons, 79 electrons…

A: Applying formula  A=Z+n

Q: Mass Spectrum for Tin (Sn) 120 100 100 80 58 60 40 20 0. 115 116 117 118 119 120 121 mass (amu)…

A: Welcome to bartleby ! We have to calculate average weight of Sn

Q: Use the data below to determine the mass ratio of iron to oxygen for compound 2. Mass Fe Mass O…

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Q: If the density of indium is 7.31 g/cm', how many atoms are there in a indium piece of 30 dm wide, 5…

A: Density of an element is defined as the ratio of the mass of the element to its volume.…

Q: 1. Calculate the mass of each sample. a. 1.05 x 10 26 atoms of neon, Ne(g) b. 8.72 x 1021 molecules…

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Q: 1.The formula mass of the compound between gallium (III) and oxalate ions in g/mol is: Group of…

A: The formula mass of a compound is the total average atomic masses of each atom which is showed in…

Q: A 2.62 g sample of nitrous oxide (an anesthetic sometimes called laughing gas) contains 3.59 x 1022…

A: Given  (a)   Mass = 2.62 gram       Number of molecule of N2O  =  3.59 × 1022 molecule       Number…

Q: Use the conversion factor 1 amu = 1.66054 x 10-24 g to answer the questions. How many atomic mass…

A: Given: 1 amu = 1.66054×10-24 g

Q: A nanotechnology experiment requires 3.60x 1019 atoms of potassium. What is the mass of this sample?…

A: Given  number of atoms of potassium = 3.60 x 1019 atoms To find mass of this sample. Required data -…

Q: 1.Determine the number of protons, electrons, and neutrons present in (a) 32P (b) 98Mo (c) 44Ca…

A: Since you have posted multiple questions, we will solve first question for you. Please repost other…

Q: Calculate the mass (in grams) of a tungsten atom. A. 1.107 x 10 - 26 B. 1.661 x 10 - 24 g C. 3.054 x…

A: Molar mass of tungsten = 183.84g/mol

Q: Given the atomic mass of select elements, calculate the molar mass of each salt. Molar mass Element…

A: Molar mass of a compound is defined as the mass of a one mole of a substance. Its unit is g/mol.…

Q: 30. In calcium carbonate what is the mass percentage of  oxygen atoms?    A. 68%   B. 12%   C.…

A: Calcium atomic mass = 40. Carbon atomic mass =12. Oxygen atomoic mass = 16. Here three oxygens are…

Q: Complete the table, and then analyze the data to determine if Compounds Iand II are the same…

A: The concentration of a substance can be measured in terms of mass by mass percentage. This…

Q: If the density of indium is 7.31 g/cm², how many atoms are there in a indium piece of 30 dm wide, 5…

A:

Q: sample of aluminum contains 2.91 × 1022 atoms of aluminum. What is the mass of this sample?  [Molar…

A: Given that: Molecules of Al = 2.91×1022 atoms  Molar mass of Al = 26.98 g/mol  1 mol = 6.023×1023…

Q: . Zinc has 2 isotopes and has an atomic mass of 65.39. one of the isotopes is 64.23amu (26.0%). what…

A: As per our guidelines , we can only solve first question. Please resubmit other questions as next…

Q: The atomic mass of titanium (Z = 22) is 47.87 amu. How many atoms are present in 45.5 g of titanium?…

A: Mole of a substance or a mole of a particles is defined as exactly 6×10^23 particles which may be…

Q: 1. The diameter of a neutral Helium atom is about 1 x 102 pm. Suppose we could line up Helium atoms…

A:

Q: Calculate the mass, in kg, of each sample. I.) 1.68×1026 cadmium atoms. II.) 3.57×1027 nickel…

A: Here we need to calculate the mass of each sample as: I.) 1.68×1026 cadmium atoms. II.) 3.57×1027…

Q: Carbon and oxygen form no fewer than five different binary compounds. The mass percentages of carbon…

A: All five compounds are made up of Carbon and Oxygen. As the percentage mass of Carbon of the five…

Q: the mass (in mg) of 4.82*10^22 atoms of sodium

A:

Q: The mass ratio of sodium to fluorine in sodium fluoride is 1.21:1. A sample of sodium fluoride…

A: Given : Mass ratio of sodium to fluorine in sodium fluoride = 1.21 : 1  And mass of sodium produced…

Q: Two elements X and Y combine to form two compounds with the following compositions: Compound % Mass…

A: In a compound the particular element is present in the weight ratio .

Q: A sample of TNT, C7H5N3O6 , has 7.97 x 1021 nitrogen atoms. How many hydrogen atoms are there in…

A: The details solution for this is provided below in attach image.

Q: 3. Mg(NO;), Mass of Mg = 24.3 x 1= 24.3 g/ %3D Mass of N = %3D Mass of O = 4. (NH,),PO4 %3D 5.…

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Q: What is the mass in grams of 5.40 moles of lithium? 37.5 1.29 none of the above 6.94 3.25 x 1024

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Q: Mass Spectrum for Tin (Sn) 120 100 100 80 58 60 27 40 20 115 116 117 118 119 120 121 mass (amu) 8.…

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Q: Ordinary table sugar is primarily sucrose, which has the chemical formula C 12 H 22 O 11. What is…

A: Each substance/molecule gets formed by combining some element's atom with certain proportion. The…

Q: What is the mass of 8 atoms of copper in grams? 8.44 x 10-22 g 1.33 × 10-23 g X 508 g 7.58 x 1022 g…

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Q: Calculate the mass of Na in 80.0 g NaCl. A. 31.5 g B. 6.2 g C. 40.0 g D. 1.9 g

A: molar mass of NaCl  =mass of Na +mass of Cl                                   =23+35.5…

Q: Two gaseous A and B are common hydrocarbons. Chemical analyses demonstrate that in one sample of A,…

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Q: What is the mass of one atom of I? 3.443 x 10 24g 6.641 x 10 23 g 2.107 x 10-22 g 4.745 x 10-22 g

A:

Q: Uranium (VI) fluoride (UFe) can be used for the enrichment uranium. What is the elemental…

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Q: If the density of lead is 11.34 g/cm³, how many atoms are there in a lead piece of 2.5 cm wide, 1.00…

A: Given data: The density of lead = 11.34 g/cm3. Width of lead piece = 2.5 cm. Length of the lead…

Q: The stable isotopes of iron arc 54Fe, 56Fe, 57Fe, and 58Fe. The mass spectrum of iron looks like the…

A: The mass spectrum of the iron is given as,

Q: Calculate the mass, in grams, of 762 atoms of iron, Fe (1 mol of Fe has a mass of 55.85 g). 7.07 x…

A: Given : Number of atoms = 762 And atomic mass of Fe = 55.85 g/mol