100 80 89 Relative Intensity 40 20 T T ulqulou0 25 50 75 #lfcopusfita 100 golpoquuftetejuptatpracoqozytorycupatłkfuoc/ 150 125 175

Q: If the molecular mass is 395.7 g/mol, what is the molecular formula for this compound?

A: To determine the molecular formula , we need to calculate the n factor .  Then we multiply that n…

Q: 17) If 4.61 x 1021 atoms of element X have a mass of 0.815 g what is the identity of X? The…

A:

Q: How many atoms of vanadium are in 1.28 grams of vanadium ?

A: 1 mole of vanadium contains Avogadro’s number of atoms. The number of mole of 1.28 g of vanadium…

Q: help please answer in text form with proper workings and explanation for each and every part and…

A: First of all, we should calculate the total number of atoms in calcium chlorite.The formula of…

Q: Which of the following statements is incorrect? Multiple Choice O O N₂H4 has four times as many…

A: The ratio of the atoms present in a compound is the ratio of the number of atoms present in a…

Q: What is the formula mass of H2SO4?

A: The formula mass of H2SO4 is to be calculated.

Q: Determine the number of atoms in a 3.57g same of carbon

A: Since Carbon (C) is a mono atomic element hence number of atoms of C = moles X Avogadro's number…

Q: Determine the number of atoms of C in 43.7 grams of C₆H₁₂O

A: Atom is composed of neutrons, protons, and electrons.

Q: What is the molar mass of sugar: C6H12O6? Round answer and elements to the tenths place. (C = 12.0,…

A:

Q: An element X has the following masses and % abundance. 35X  (34.97 amu 75.8%) and 37X ( 36.99amu…

A: Answer :- amu (atomic mass unit) - It is the unit to express the atomic mass.  % abundance - It is…

Q: What is the empirical formula of C18H1406N12? Li Be Na Mg Rb Sr Fr Ba La C₂H₂O₂N₂ F Sc Ti Periodic…

A: Molecular formula: In a molecular formula we describe the number of atoms of all the elements…

Q: What is the mass of bromine in a smaple of tribromobenzene, C6H3Br3 , that alos contains 4.987grams…

A: Molar mass of Carbon= 12 g/mol Mass of Bromine = 80 g/mol Total mass of Carbon in tribromobenzene =…

Q: Question attached

A: Number of moles of the substance is equal to the ratio of mass to the molar mass of the substance.…

Q: Calculate the formula mass of Li3CO3?

A: Since, Formula mass of the compound is the sum of molar mass of each atom present in the molecule.…

Q: An atom consists of two isotopes, the first with an atomic mass of 15.8967 amu and the second with…

A: Atomic mass of first Isotope = 15.8967 amu Atomic mass of second Isotope = 16.8245 amu Average mass…

Q: If you have 7.20*10^26 platinum atoms, how many moles do you have?

A: Answer: This question is based on the relation between number of moles and Avogadro number which…

Q: ator

A:

Q: Calculate the mass of CBr4 a) 320 g b) 332 g c) 92 g d) none of these

A: Mass of C = 12g/mol  Mass of Br = 80g/mol

Q: How many grams of sulfur tetrafluoride contain 2.82 grams of F ?

A: The mass of one mole of molecules of a substance is known as its molar mass The number of moles of a…

Q: Avogadro’s Number 1. 2.57 x 1011 atoms of silver equal how many moles of silver?

A: Given data: The number of atoms of silver is 2.57×1011. To calculate: The moles of silver.

Q: + Determine the number of atoms of O in 85.4 moles of Al2(SO4)3.

A: Given, moles of Al2(SO4)3 = 85.4mol From the molecular formula of Al2(SO4)3 we can see that 1 mole…

Q: Popol learns in his biology class that human body is approximately 9.5% carbon. How many moles of…

A: Given 9.5% mass percentage. Using this wa can calculate mass of carbon and then moles.  Further…

Q: How many atoms are present in a Mg sample with a mass of 14.6 grams?

A:

Q: how many atoms of vanadium are in 1.28 grams of vanadium

A: Given: Mass of vanadium=1.28 g  The atomic mass of vanadium (gram atomic mass)=50.9415 g

Q: How many Praseodymium atoms are present in 2.99 moles of Praseodymium ?

A: Given : 2.99 moles of Praseodymium ( Pr) Molecular weight of Pr = 140.91 grams

Q: How many atoms of vanadium are in 1.28 grams of vanadium ?

A: Given: Mass of Vanadium = 1.28 g Atomic mass of Vanadium = 51 g/mol To Calculate: Atoms of Vanadium…

Q: A 0.632 mol sample of C6H8X2 has  mass of 90.07g identify X indicating the symbol and not the name…

A: The element can be identified by its molar mass. The molar mass of the elements X can be calculated…

Q: STARTING AMOUNT ADD FACTOR 183.31 How many atoms of zirconium are in 0.3521 mol of Zio, ? ZISIO,…

A: Given,The compound = ZrSiO4 Number of moles of ZrSiO4 = 0.3521 mol.

Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.