How many atoms of titanium are there in  0.570 mole of each of the following? ( In Ti atoms)   a. ilmenite, FeTiO3 b. titanium(IV) chloride  c. Ti2O3 d.Ti3O5

Q: ) A 15.5g sample of Aluminum would be equal to how many moles? ) How many atoms are in 3.5 moles of…

A: Since you posted multiple parts so I have tried to solve maximum.

Q: • How many moles of Na Cl contain 3.49 x1025 There are ions? Z moles of ions per mele oE Nasl, cund…

A: 1 mole = 6.022×1023 [ Avogadro's number ] Anything which is in the number of 6.022×1023 is said to…

Q: Which one of the following statements about oxalic acid is TRUE? Select one: O a. One mole of oxalic…

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Q: Which has the smaller mass, 1 mole of He atoms or 4 moles of H atoms?

A: Molar mass of He = 4.003 g/molMolar mass of H = 1.007 g/mol

Q: the atomic masses of 10B and 11 B are 10.012938 and 11.009305 amu, respectfully. The average atomic…

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Q: , A mineral sample is obtained from a region of the country that has high arsenic contamination. An…

A: The empirical formula of a chemical compound is the simplest positive integer ratio of atoms present…

Q: How many moles of iron is present in a 2.53-g sample of an oxide of iron that is 27.64% O by mass?…

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Q: 3.121 Avogadro’s number has sometimes been described as aconversion factor between amu and grams.…

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Q: Solve this

A: The mole is a very important unit which is used to convert the mass of a substance to number of…

Q: 12 (a) Calculate the # of moles of the alement present in 99.9 g of nickel (b) Calcolate the mass in…

A: Given a) Mass of Ni             = 99.9 g b) No.of moles of Ni = 0.251 mol c) No.of moles of Ni  =…

Q: mass

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Q: Calculate the number of moles of aluminum, sulfur, and oxygen atoms in 9.00 moles of aluminum…

A: To calculate the moles, we would use mole ratio between compound and element.

Q: 2. A sample of 2 tsp of sugar (C12H22O11) weighs 9.00 g. a. Record each step needed to calculate the…

A: a. Given that: Mass of sugar = 9.00 g. Molar mass of C12H22O11 = 12×12 + 22×1 + 11×16Molar mass of…

Q: Consider a sample of calcium carbonate in the form of a cubemeasuring 2.005 in. on each edge. If the…

A: Given: Edge length of the cube(Calcium carbonate) =2.005 inch Density of sample= 2.71 g/cm3 To…

Q: A diamond contains 4. 1021 atoms of carbon. What amount (moles) of carbon are in this diamond? What…

A: Hey! As per the question, I am assuming that the value given is 4 x 1021 atoms of carbon. If…

Q: Tin has 10 stableisotopes. The heaviest, 124Sn, makes up 5.80% of naturally occurring tin atoms. How…

A: Given that,  124Sn isotope makes up 5.80% of naturally occuring tin atoms  Mass of tin sample = 57.0…

Q: How many grams of silver sulfate are in 2.50 moles of the compound?

A: Given that: Moles of silver sulfate = 2.50 moles Mass of silver sulfate = ?

Q: Which has more atoms, 10.0 mol of C or 10.0 mol of Ca?How many atoms does each have?

A: According to Avogadro: 1 mole of a substance contains=6.022×1023molecule/atom/ions

Q: Which of the following statements is/are correct? atoms of carbon-12 H. A mole of iodine atoms…

A: The statements given are,

Q: Ball-and-stick representations of benzene, a colorless liquidoften used in organic chemistry…

A: The ball and stick representations of benzene and acetylene have been provided.

Q: 1, A mineral sample is obtained from a region of the country that has high arsenic contamination. An…

A: From percentage composition by calculating no. Of moles we can calculate empirical formula .

Q: 16 How many moles of oxygen atoms are in 7.58 moles of V(SO4)3?

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: 1 mol of Na atoms has more atoms than 1 mol ofH atoms. OTrue False

A: Mole is a concentration term used to express the amount of a substance like we use dozen.  1 dozen =…

Q: How many atoms of titanium are there in  1.07 mole of each of the following?   titanium(IV) chloride…

A: Avogadro's number, number of atoms/ molecules in one mole of any substance, equal to 6.022 × 1023.

Q: Upon burning Mg in air, magnesium oxide and magnesium nitride are formed. The correct statement…

A: The correct statement about magnesium nitride is given below

Q: How many Chromium atoms are present in a 5.00 mole ?sample of Al2(Cr207)3 None of them x 1024 9.03 x…

A: We have given that 1 mole of Al2(Cr2O7)3 contain 6 mole of chromium  Avogadro's number is defined as…

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: 4. An element “X* has five major isotopes, which are listed below along with their abundances. What…

A: We are having an element X having five isotope along with their abundance and mass . We have to…

Q: The molar mass of an element is numerically equivalent to what? b. 1 mole a. 1 amu c. its atomic…

A: Molar mass is the sum of mass of all atoms and the unit of the molar mass is grams or g

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

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Q: 83. Many famous “rubies” are in fact spinels, which look like rubies but are far less valuable.…

A: Few questions based on mole concept, which are to be accomplished.

Q: w many moles of calcium atoms do you 1021

A: Given, No. of atoms = 6.22×1021 atms To calculate the number of moles of calcium.

Q: Glycine is an amino acid with the formula C2H5NO2. Determine the number of moles of carbon in 81.39…

A: By using the mole concept we can calculate the number of moles carbon in C2H5NO2

Q: You have a 4cmx1cmx1cm sample of iron. How many atoms  are in it? L

A: given there  volume of the iron (Fe)= 4×1×1 = 4cm3density of the iron(Fe) =7.874 g/cm³ (near room…

Q: 41) A teenage child in Wisconsin throws a chunk of sodium metal into a lake consisting of freshwater…

A: Given: mass of sodium = atomic number of fluorine = 9 kg = 9000 g density of water = 1.01 g/mL…

Q: What is the mass of exactly 1 mole of each of the compounds? N,O: Fe(CIO),: Fe(CIO, )3:

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Q: How many atoms of iron are there in 2.16 moles of each of the following? - wolframite, FeWO4 -…

A: Given,Moles of wolframite, FeWO4 = 2.16 molMoles of pyrite, FeS2 = 2.16 molIn wolframite, FeWO4 :1…

Q: 1. How many ATOMS of sulfur, dichloride, SCI2? are present in 4.82 moles of sulfur atoms of sulfur

A: Given: Moles of SCl2=4.82 moles

Q: 1. a) How many moles of sodium are in 23.0 g of sodium? b) How many atoms of oxygen are in one…

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Q: Common brass is a copper and zinc alloy containing 37.0% zinc by mass and having a density of 8.48…

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Q: A sample of pure silver has a mass of 15.4 g. Calculate the number of moles in the sample and silver…

A: Given-> Mass of Silver = 15.4 gm

Q: Nitrogen Hydrogen Sulfur Oxygen 1 ionic compound of (NH4)2503 atoms of N atoms of S atoms of O atoms…

A: (NH4)2SO3 is known as Ammonium Sulfite It consists of atoms of Nitrogen, Hydrogen , Sulfur and…

Q: A hydrocarbon has a MW of 114 g/mol and has a composition of carbon 84.06% hydrogen 15.94%. What is…

A: Given  % of C = 84.06% % of H = 15.94% MW = 114 g/mol To find 1)empirical formula 2) True formula.

Q: Which has the largest number of molecules for 1 mole of H2, 1 mole of O2, and 1 mole of F2? H2 OF2 O…

A: According to the definition one-mole substance contains 6.023 x 1023 molecules.

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: A metal alloy containing 67% (by mass) lead and having a density of 9.4 g/cm3 . If the second metal…

A: Given Information -  mass % of lead,Pb= 67%  mass % of tin = 100% - 67% = 33%  mass of lead = 67 g…

Q: Mass of ground pill Volume of KMNO, Moles of KMNO, Moles of Fe2+ Moles of FeSO, • 7H,O Mass of FeSO,…

A: Given: Molarity of KMnO4 = 0.0114809 M Balanced reaction : MnO4− + 5 Fe2+ + 8 H+ → Mn2+ + 5 Fe3+ + 4…

Q: Two compounds have the same composition: 92.25% C and 7.75% H. a. Obtain the empirical formula…

A: To find :  a) empirical formula  b) molecular formula   Formulas used -  number of empirical units…

Q: 4. Calculating Mass of an Element in a Compound. Pitchblende is the most important compound of…

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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.