Calculate the number of moles in 6.60x1015 atoms of 14c.

Q: Calculate the moles of CH4 (methane) in 4.7 x 1027 molecules.

A: 1 mole of CH4 = 6.023X 1023 molecules = 16g moles in 4.7X1027 molecules= 4.7X1027/6.023X1023…

Q: determine the number of moles in 4.21x10*23 molecules of CaCl2

A: Given: The number of molecules of CaCl2 is 4.21x×1023.

Q: Calculate the number of grams in 1.5 x10^16 atoms of sulfur.

A: Given, atoms of Sulfur = 1.5 x 1016  Molar mass of Sulfur = 32.065 g/mol

Q: How many moles are in 4.8 x10 24 molecules of Na „0?

A: Answer :-  Number of moles of Na2O = 8

Q: Calculate the mass of 1.00 x 1024 (a septillion) molecules of water.

A: Given : Number of water molecules = 1.00 X 1024

Q: Calculate the mass (in grams) of carbon in 1.88 grams of C2F3Cl3.

A: Mass of C2F3Cl3 = 1.88 g Moles of C2F3Cl3 = 1.88 g / (187.376 g/mol) = 1.0033 × 10-2 mol Since 1…

Q: Determine the number of atoms of O 10.0 of CO2.

A: Since each molecule of CO2 has 1 atom of C and 2 atoms of O  Hence each molecule has total number of…

Q: 7. How many molecules are there in 0.5 moles of H20?

A: 1 mole of a pure substance contains 6.022 x 1023 particles(in this case, molecules). For 0.5 moles,…

Q: 1. Calculate the number of atoms of argon in 0.500 moles Ar?

A:

Q: What would you need to do to make C14H21O14 an empirical formula?

A: To find emperical formula.

Q: Calculate the number of atoms of glucose in 2.116 x 10-3 grams of glucose, C6H12O6. Hint: molar…

A: Given that, Grams of glucose in 2.116 x 10-3 g The molar mass of glucose (C6H12O6) as follows --- =…

Q: Determine the number of moles of cesium in 50.0 g of cesium.

A:

Q: How to calculate the number of moles of hydrogen in 15.0 moles of C2H6O?

A: • The values provided in the question are:-  i) Number of moles of C2H6O = 15.0 mol

Q: How many moles of boron tribromide are present in 4.29 x 10^22 molecules of this compound?

A: Given, Number of molecules of boron tribromide = 4.29 x 1022 molecules Number of moles of boron…

Q: Calculate the number of moles of 5.65*10^15 atoms of  ^3H

A: The SI unit or the measure for the amount of substance is called Mole. “1 mole is equal to Avogadro…

Q: Calculate the mass (in g) of 1.2 x 1024 atoms of molybdenum, Mo.

A: using mole concept , easily determination of atoms , molecules and ions possible.

Q: How many moles of hydrogen are in 1.7 mole(s) of quinine?

A: The molecular formula given is C20H24N2O2  Hence we can say in 1 mole of Quinine we have  20 C atoms…

Q: calculate the number of atoms of F in 32.5g of flourine gas, F2

A: Since moles of F2 = mass of F2 / molar mass of F2  molar mass of F2  = 38 g/mol Hence moles of F2  =…

Q: Calculate the mass of tetraborane that contains a billion (1.0x10^9) boron atoms.

A: Given :- number of boron atoms = 1.0 × 109 atoms  To be calculated :- mass of tetraborane (in grams)

Q: Determined the mass percentage of hydrogen in CH4 and C4H10?

A: Molar mass is defined as average mass of atoms present in the chemical formula. It is the sum of the…

Q: Calculate the number of moles equivalent to 5.4 x 10 atoms of helium.

A: According to Avogadro law  1 mole = 6.022* 1023 atoms

Q: Number of atoms of Carbon in 10 moles of CAH10 are:

A: Given : moles = 10 mol

Q: Calculate the number of moles in 9.364 x 1018 atoms of Ca

A:

Q: Calculate the number of oxygen atoms in 2.00 moles of Mn2O7.

A: We should know that each mole of a molecule have Avogadro's number of molecules. We are given that…

Q: Calculate the number of moles of helium that contains 2.79×1021 atoms.

A: Given,Number of helium atoms = 2.79 × 1021

Q: Determine the number of moles of hydrogen atoms in sample. 0.0885 mol C4H10

A: The number of moles of an atom present in a molecule is given by the chemical formula.

Q: Calculate the number of grams of lithium in 5.44 x 1021 atoms of lithium.

A: Given,  Number of atoms of Lithium=5.44×10^21 We know, molar mass of Lithium atom=6.941g/mol Also…

Q: How do I calculate the numner of moles contained in this sample? 1.06 x 10 (to the 25th power) atoms…

A:

Q: Calculate the percent composition by mass of scandium in Sc203-

A: Molar mass of Sc = 44.95 g

Q: Calculate the number of atoms of iodine in a 7.88×10^6 g sample of iodine.

A:

Q: Calculate the number of moles in 3.34x10 34 molecules of Cu (OH)2

A: Mole is used to determine the amount of substance. One mole of a substance contains 6.022×1023…

Q: How many moles would 1.00 x 10^23 molecules of methane(CH4) represent

A: Given  Number of molecule of CH4  = 1 × 1023 molecule  Number of mole = ?

Q: F. Determine the number of moles in 3.82 X 10 molecules of water.

A:

Q: Calculate the number of moles in 10.0 grams of BaF 2

A:

Q: How many moles of aluminum are in: 0.750 moles of pyrophyllite, Al2Si4O10(OH)2

A: Given,Moles of pyrophyllite, Al2Si4O10(OH)2 = 0.750 molThe moles of Al in 0.750 moles of…

Q: How many moles of iron are present in 3.15 x 10 24 atoms of iron?

A: Number of atoms of iron = 3.15 × 1024 atoms.  Number of moles of iron = ?

Q: If a sample of N2O4 contains 19 g of nitrogen (N), how many moles of N2O4 are in that sample?

A: Since in 1 mole of N2O4 we will have 2 moles of N Hence moles of N2O4 = moles of N / 2  Since moles…

Q: What is the empirical formula for C6H2O6

A: Empirical Formula = C3H1O3

Q: How many oxygen atoms are in 0.25 mole of SO3?

A: 1 mole of SO3 contains 1 mole S atom and 3 mole O atom.

Q: Calculate the number of H atoms in 87.26g of C3H8

A: molar mass of C3H8 = 44.1 g/mole To determine the number of hydrogen atoms it ill be needed to find…

Q: What is the empirical formula for the given MF:C5H12

A: C5H12 IF THE RATIO OF ATOMS IN THE MOLECULAR FORMULA CAN'T BE SIMPLIFICATION FURTHER ,IN THIS…

Q: how many moles of S are needed to combine with 0.225 mol Al to give Al2S3?

A: The formula of Aluminium sulphide is Al2S3The balanced equation:

Q: Determine the number of moles in  8.50 x 10^24 molecules N2

A: Given :- number of molecules of N2 = 8.50 × 1024 molecules  To calculate :-  number of moles of N2

Q: Determine the quantity of moles in 1.20 x 1024 molecules of H₂O

A: Conversion of molecules to the number of moles ?

Q: Calculate the number of H atoms in 0.350 mol of C6H12O6

A: 1 mole = 6.023*1023 number of atoms /molecules

Q: Calculate the number of SS atoms in 0.700 molemole of SS.

A: Given information:It is assumed that S represents Sulfur. Mole of S is 0.700 mol.

Q: What is the number of moles of O atoms in 3.5x10^3 mol of Al2(SO4)3?

A: Every compound is made up of certain atoms. These atoms combine in a fix ratio to form compounds.

Q: What is the mass percent composition of (NHA257 Give answers in this order: 9%N. 96H, ES

A: The mass percentage composition of an element present in a compound can be found out by dividing the…

Q: Calculate the number of moles in 6.85x1015 atoms of 3H.

A: It is known that one mole of a substance contains 6.022 × 1023 particles (atoms, molecules or…