How many atoms of iron are there in 2.16 moles of pyrite

Q: How many molecules of carbon tetrachloride are present in 3.57 moles of this compound?

A: Given information: Number of moles of carbon tetra-chloride = 3.57 mol

Q: How many molecules of dinitrogen pentoxide are in 2.88 moles of dinitrogen pentoxide?

A: Given - Number of moles of dinitrogen pentoxide (N2O5) = 2.88 moles

Q: how many moles of gold is 2.56 x 1026 atoms of gold

A: 1 mole = 6.022×1023 [ Avogadro's number ] Anything with this number is said to be one mole For…

Q: How many atoms can be found in .2 moles of Cobalt?

A: Since number of atoms in a element = moles X Avogadro's number  Avogadro's number = 6.022 X 1023…

Q: How many moles of oxygen are in 3.70 moles of NaClO4?

A: NaClO4 has 3 different atoms  1 mole NaClO4 contains 1 mole Na , 1 mole Cl and 4 mole O

Q: If you had 1.08 x 1024 molecules of barium dihydrogen phosphate, how many moles of the substance…

A:

Q: An unknown compound containing tellurium and bromine is analyzed and it is determined that 28.53% of…

A: Mass (%) of an element in compound = 100 x Mass of element/Mass of compound Number of moles =…

Q: How many grams would 71,934,010,495 atoms of a substance weigh if it has a molar mass of 23.7889…

A: Number of atoms = 71,934,010,495 atoms  6.02×1023 atoms = 1 mol 71,934,010,495 atoms =…

Q: How many iron atoms are in 0.550 mol of Fe2O3?

A: The number 6.022 × 1023 indicating the number of atoms or molecules in a mole of any substance is…

Q: Calculate the following: How many atoms of oxygen are in 1.0 moles of calcium sulfate Ca(SO4) ?

A:

Q: how many chlorine atoms are in those 20.3 grams of carbon tetrachloride?

A:

Q: How many moles of sodium carbonate contain 1.773 × 1017 carbon atoms?

A:

Q: How many moles are equal to 2.4x1024 atoms of Cu?

A: Given data: Number of atoms of Cu = 2.4×1024 atoms Avogadro's number = 6.022×1023 atoms

Q: How many moles of NH3 are there in 1.93 grams of NH3?

A: No. Of moles = gram weight / molar mass Molar mass of NH3 = 17

Q: How many atoms of zirconium are in .3521 mol of ZrSiO4?

A: Given : Moles of ZrSiO4 = 0.3521 mol.

Q: How many moles of each element are in one mole of Be(OH)2?

A: Given, One mole Be(OH)2  Firstly check all the elements present in in Be(OH)2 If it is given that…

Q: How many atoms in 0.0453 moles of iron?

A: We know that the 1 mole of any atom conations = 6.023x1023 atoms  i.e. is equal to Avogadro no. Also…

Q: How many grams are there in 2.10 moles of sodium (atomic mass = 23g/mol)?

A: We know that,  Number of moles = mass / molar mass

Q: How many copper atoms are in 0.5 moles of copper?

A: The number of the atoms present in the substance will be equivalent to the product of the moles of…

Q: How many molecules of Oxygen is there in 5 moles?

A: Given : moles of oxygen = 5 mol

Q: How many moles are in 2.15x1023 atoms of Zinc?

A: Given :- number of atoms of Zn = 2.15 × 1023 atoms  To be calculated :- number of moles of Zn   1…

Q: How many hydrogen atoms are in 2.12 moles of ethane?

A: Moles of ethane = 2.12 mol

Q: 3) How many atoms are contained in 0.98 moles of iron (Fe)? 4) How many moles of cesium are in 66.45…

A: For question 3, we have to find the number of atoms in 0.98 moles of iron. For question 4, we have…

Q: How many carbon atoms are there in one-half moles of methane molecules?

A: methane = CH4  Since in each molecule of methane we have 1 carbon atoms Hence the number of carbon…

Q: How many atoms are present in 2 moles of Fe ?

A:

Q: 0.933 g sample of Nickle metal is heated in the presence of nitrogne gas forming 1.081 grams of a…

A: In this question, we want to determine the moles of Nitrogen gas. How we can determine, you can see…

Q: How many GRAMS of nitrogen are present in 1.62 moles of nitrogen dioxide

A: A mole is expressed as the quantitative amount of a given substance that would contain 6.023 x 1023…

Q: How many moles are there in 45.0 grams of sulfuric acid, H2SO4?

A:

Q: What would the empirical formula be for a compound that contains only nitrogen and oxygen and is…

A: Find the solution below

Q: An unknown compound containing tellurium and bromine is analyzed and it is determined that 28.53% of…

A: According to given data%mass of Tellurium in compound=28.53 %and% mass of Bromine in compound=71.47…

Q: What number of moles represents 2.0 × 1022 atoms of nickel?

A: Given Atoms of Ni = 2 x 1022 atoms

Q: What is the mass of 0.35 moles of sulfuric acid?

A: To calculate the mass of 0.35 moles of sulfuric acid.

Q: How many GRAMS of fluorine are present in 1.03×1022 molecules of dinitrogen tetrafluoride ?

A: 1) Mole in terms of entities: 1 mole = 6.022 x 1023 entities Where  Entities =…

Q: What is the mass of 8.61E0 moles of carbon atoms?

A: We would use moles to mass conversion .

Q: 0.933 g sample of Nickle metal is heated in the presence of nitrogne gas forming 1.081 grams of a…

A: Mass of Sample = 0.933 gMass of Nickel Nitride = 1.081 gmoles of Nickel in sample = To be determined…

Q: how many sulfur dioxide molecules are there in 1.80 moles of sulfur dioxide?

A: Avogadro's number- It is 6.022×1023. In a chemical moiety it corresponds to the number of elements,…

Q: How many atoms arc in 157 grams of H2?

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: How many moles are there in 189 grams of silver?

A: Given, 1. Mass of silver (Ag) = 189 g     Molar mass of silver = 107.9 g/mol 2. 1 mol of sodium.

Q: How many atoms of chlorine are there in 206.2 mol of aluminum chloride formula units?

A:

Q: 4. How many moles are in 15 grams of lithium?

A: 4. Given :- mass of Li = 15 g  To calculate :- number of moles of Li

Q: How many atoms of iron are there in 2.01 moles of wolframite, FeWO4?

A: Given,Moles of FeWO4 = 2.01 mol1 mole of FeWO4 contains 1 mole of iron (Fe). Therefore, 2.01 moles…

Q: How many moles of nitrogen are there in a 7.45 mol sample of ammonium phosphate?

A: Given  Number of mole of ammonium phosphate = 7.45 mole  Number of mole of Nitrogen = ?

Q: How many chlorine atoms are in 33 molecules of phosphorus pentachloride, PCl₅?

A: Number of chlorine atoms present in 33 molecules of PCl5

Q: How many atoms of Zinc are there in 0.750 moles zinc?

A: One mole of a substance contains 6.023×1023 atoms in it.

Q: What is the mass of 0.015 moles of FeO?

A:

Q: How many atoms are in 1.33 moles of NO?

A: 1 mole consist of Avogadro number of atoms. Avogadro number = 6.02214076 × 1023

Q: How many iron atoms are in 5.6 mol of Fe2O3?

A:

Q: How many chlorine atoms are in 1.91 moles of carbon tetrachloride?

A: Given :- number of moles of CCl4 = 1.91 mol  To calculate :- number of Cl atoms

Q: How many atoms are there in 0.1 mol Na?

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.