Consider a sample of carbon tetrafluoride that contains 1.39 × 10²⁴ atoms of fluorine.  Using the formula CF₄ and that you have 2.31 moles of F, determine What quantity in moles of carbon tetrafluoride are present.

Q: Calculate the mass, in grams, of 862 atoms of iron, Fe (1 mol of Fe has a mass of 55.85 g).

A: One mole if any substance have 6.022*10^23 atom/ particles/ion etc thus here knowing the no of moles…

Q: How many kilograms of NaCl contain 3.49 x 10 ions? There are 2 moles of ions per mole of NaCl, and 1…

A: Given  number of ions of NaCl= 3.49 x 1025 ions molar mass of NaCl = 58.5 g/mol 1 mole  = 6.022 x…

Q: What is the mass grams that are in 6.70 x 1025 molecules of 1,?

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Q: Calculate the number of moles of butane, C4H10, in 151 g of butane.

A: Step : 1           Calculate the number of moles of butane, C4H10, in 151 g of butane.

Q: i. How many atoms of oxygen are in 8.1 g CO,? j. How many atoms of hydrogen are in 5.0 g NH3?

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Q: Calculate the mass in grams of 1.23×10241.23×1024 molecules of methanol. The chemical formula for…

A: Given that, the molecules of methanol= 1.23 × 1024 Now, as per Avogadro’s law: 1 mol of methanol…

Q: Calculate the mass, in grams, of 392 atoms of potassium, K (1 mol of K has a mass of 39.10 g).

A: Given  Number of atom of Potassium  = 392 atom  Molar mass  = 39.10 gram/mole Mass of Potassium in…

Q: Calculate the mass, in grams, of 322 atoms of iron, Fe (1 mol of Fe has a mass of 55.85 g).

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Q: Mg(s) + 2 HCl(aq) −−−→ MgCl2aq) + H2(g)   given that the mass of magnesium is 0.030 g, find the…

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Q: Calculate the mass of 2.50 moles of Carbon Monoxide, CO. ______

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

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Q: How many moles of gold are present in a sample containing 7.50 x 1024 atoms of gold?

A: Given- Number of atoms of gold = 7.50 ×1024 atom

Q: What is the empirical formula of acetic acid, HC₂H₃O₂?

A: Empirical formula represents the simplest ratio of the number of constituent atoms of a given…

Q: g. If the chemical reaction produces 2.19 x 102 grams of AlCl3, then how many moles of MgCl2 were…

A: Since, you have asked multiple questions, so I will solved first question for you step by step in…

Q: A sample contains 3.23 * 10 ^ 25 molecules of CO 2 . What would be the mass of that sample, in…

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Q: 1. 5.00 g of an organic compound was found to contain 2.73 g of carbon, 0.46 g of hydrogen and 1.81…

A: mass of organic compound = 5.00 g mass of carbon = 2.73 g  mass of hydrogen = 0.46 g mass of…

Q: A sample of sodium sulfite (N a 2 S O 3 ) has a mass of 2.25 g.a. How many N a + ions are present?b.…

A: Given that mass of Na2SO4 = 2.25g Molar mass of Na2SO4 is given by:     Molar mass of Na2SO4 =…

Q: How many moles of chlorine atoms are there in a sample that consists of 1.89e+22 molecules of iodine…

A: There are 6.022×1023 molecules in one mole of iodine trichloride ICl3.

Q: Nickel (Ni) is a metal that is added to steel to improve its resistance to corrosion. Calculate both…

A: Given : Number of atoms of Nickel i.e Ni = 6.99 X 1020 atoms.

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: What is the empirical formula of a molecule containing 65.5% carbon, 5.5% hydrogen, and 29.0%…

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Q: Using the average atomic mass, calculate the mass in grams of each of the following samples.…

A: Given information,     4.50 x 103 mol of germanium, Ge

Q: How many moles of H2SO4 do you have if you there are 1.64 x 1012 molecules of H2SO4?

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Q: Consider a sample of calcium carbonate, CaCO3 (100.09 g/mol), in the form of a cube measuring 2.88.…

A: The length of the cube of calcium carbonate, CaCO3 =2.88 cm The density of the calcium carbonate,…

Q: The snicker bar you just bought has 1.40 x 1029 molecules. How many moles is that?

A: Given data: The number of molecules in the snicker bar = 1.40 x 1029 molecules. To calculate: The…

Q: What is the molar mass of (NH,),Cr207? 300 g a 250 g 266 g C 252 g

A: Given compound is (NH4)2Cr2O7  Molar mass of N = 14 g Molar mass of H = 1 g  Molar mass of Cr = 52 g…

Q: 1. The following quantities are placed in a container: 1.5 x 1024 atoms of hydrogen, 1.0 mol of…

A: Given: Number of atoms of H = 1.5 × 1024 atoms. Moles of sulfur, S = 1.0 mol. And mass of diatomic…

Q: How many moles are in 2.5 x 1025 molecules of Fe?

A: mole interms of particle :       1 mole of any substance = 6.022 x 1023 particles  this number is…

Q: How many moles are there in 6.45x1026 molecules of methane, CH4?

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Q: Consider a 214.6 g sample of the compound manganese(IV) perchlorate. Using the formula Mn(ClO₄)₄ (MM…

A: The mass of the sample of the compound manganese(IV) perchlorate is = 214.6 g The molar mass of…

Q: 1) How many moles of cobalt (Co) atoms are there in 6.00 X 10 (6 billion) Co atoms? 2) How

A: We know, 1 mols = 6.022x1023 atoms

Q: 3.01 x 1023 molecules of sucrose is _ _ _ _ _ _ _ _ _ _ _ _ _ moles of sucrose.  Why don’t you need…

A: Given : Number of molecules of sucrose = 3.01 X 1023 molecules.

Q: Calculate the mass, in grams, of 402 atoms of lithium, Li

A: Number of moles = number of atoms/6.022 x 1023 atoms  Mass = moles x molar mass

Q: A sample of phosphorus weighs 3.8 x 103 ng.  How many phosphorus atoms are present in this sampme?…

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Q: Calculate the mass of NaOH in 0.2 moles of NaOH

A: We have given that Mole of NaOH = 0.2 mole Molar mass of NaOH = 40.0g/mole

Q: What is the mass of 7.004 x 10" molecules of calcium chloride? How many moles are in 9.83 x 10-…

A: Note: According to the rules we can answer only first three parts. Given: Molecules of calcium…

Q: Q9. Nitrogen is a highly reactive element and has many forms of oxides and nitrogen content of these…

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Q: Calculate the mass, in grams, of 152 atoms of iron, Fe (1 mol of Fe has a mass of 55.85 g).

A: The concentration of any substance can be expressed in different ways such as molality, molarity,…

Q: See the example in Introduction for set-up of calculations. Calculate the number of a) moles of F b)…

A: Number of moles is given by the ratio of mass of the substance to that of the molar mass of the…

Q: Calculate the mass of tetraborane (B,H10) that contains a billion (1.00 × 10´) hydrogen atoms.

A: Given : number of hydrogen atoms = 1.00 X 109  Since 1 molecule of B4H10 has 4 B atoms and 10 H…

Q: A pure sample of a compound that contains boron and hydrogen weighs 0.469 g. If the sample is found…

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Q: The fuel used in many disposable lighters is liquid butane, C4H10. How many carbon atoms are in 1.50…

A: Mole is the amount of the substance that contains the same number of particles or atoms or…

Q: 2.845 x 1012 potassium ions equals how many moles of potassium ions?

A: 1 mol of potassium ions equal 6.022 ×1023ions    16.022×1023moles of potassium ions equal 1 ion

Q: Calculate the mass, in grams, of 202 atoms of iron, Fe (1 mol of Fe has a mass of 55.85 g).

A: The general unit conversion for atoms to mass in grams is as follows,

Q: A combustion analysis of 5.214 g of a compound yields 5.34 g CO, 1.09 g HO, and 1.70 g N. If the…

A: Correction: It should be CO2  not CO It should be H2O not HO It should be N2 not N Given, Mass of…

Q: Calculate the mass, in grams, of 822 atoms of iron, Fe (1 mol of Fe has a mass of 55.85 g).

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Q: 2.845 x 10E12 potassium ions equals how many moles of potassium ions?

A: