Iron is found in Earth's crust as several iron compounds: Calculate the mass (in kg) of each compound that contains 6.3 × 10^3 kg of iron.

Q: Given a raw material of 3 kg sodium borate, 1.5 kg hydrochloric acid, and its actual yield of 1.5 kg…

A: The reaction considered is, Na2B4O7 + 2 HCl + 5H2O→4H3BO3 + 2 NaCl

Q: Chemical analyses conducted by the first Mars Rover robotic vehicle in its 1997 mission collected…

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Q: What is the mass, in grams, of 2.70×10−3 mol of ammonium phosphate?         Express your answer…

A: Molecular Formula and Molar Mass Ammonium phosphate has molecular formula (NH4)3PO4 .  Molar mass of…

Q: Determine the number of particles in 12.75 g of magnesium chloride (MgCl) * O 8.054 x 10²² particles…

A: 1 mole of any compound contains Avogadro number6.022×1023 of particles Recall the expression of…

Q: Iron is found in Earth’s crust as several different iron com-pounds. Calculate the mass (in kg) of…

A: 1.0  103 kg of iron. Fe2O3 (hematite) Fe3O4 (magnetite) FeCO3 (siderite)

Q: a. What is the molar mass of Prevacid? Molar mass = g/mol %3D b. What mass of fluorine is in 0.73…

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Q: The fuel used in many disposable lighters is liquid butane, C4H10. Butane has a molecular weight of…

A: Molar mass of any element is equal to the atomic mass of that element in the unit of grams. Molar…

Q: 91. Calculate the mass in grams of each of the following samples. a 10,000,000,000 nitrogen…

A: as per Q&A guidelines of portal I solve first three parts of the question because it comes under…

Q: How many H atoms are there in (2.22x10^2) grams of NH3?

A: The answer to the following question is given as:

Q: hat is the mass in kilograms of 5.6 x 1027 molecules of carbon tetraiodide

A: The number of moles is the amount of an atom present in the compound containing that atom. It is…

Q: Calculate the percentage by mass of the indicated element in the following compounds: (d) platinum…

A: The mass percentage of an element in the given molecule can be determined by the molar mass of a…

Q: The chemical formula for chlorophyll is C 55 H 22 MgN 4 O 5 a) What is the molar mass of the…

A: Molar mass of a substance is the mass of one mole of that particular substance. The no of moles in a…

Q: What is the mass in grams of 4.50 x 1020 particles of aluminum sulfate? to the closest thousandths

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Q: A 12.3 g sample of a compound known to consist of only carbon and hydrogen was found to be 14.40 %…

A: Mass of sample = 12.3 g Hydrogen percent by mass = 14.40 % Mass % = Mass of solutemass of…

Q: What is the mass in grams of 3.7 x 1019 particles of iron(III) carbonate?

A: Here we are asked to calculate the mass of 3.7×1019 particlesof iron(III) carbonate.

Q: An unknown compound has a % composition of 63.11% carbon, 11.92% hydrogen, and 24.97% fluorine,…

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Q: Potassium nitrate was synthesized in an experiment using 10 mL of nitric acid and excess potassium…

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Q: The empirical formula of a compound is X5Y7Q by mass and the molecular formula weighs 162.1 g/mol.

A: Let us the consider the actual molecular formula as (X5Y7Q)n. Then,n x ( 12.01*5 + 16*7 + 14.01) =…

Q: If 8.9 x 1025 molecules of CO, are produced in a combustion reaction, what is the mass in kg of CO,…

A: Given:  Number of molecules of carbon dioxide =8.9 x 1025Mass of carbon dioxide produced has to be…

Q: How many grams of O are in 565 g of Na, O? mass: g * TOOLS X10

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Q: Determine the mass, in grams, of each of the following quantities of substance a. 6.02×10^23 silver…

A: Given data, a)No. of silver atoms=6.02×1023b)No. of silver atoms=3.01×1023c)No. of silver…

Q: Calculate the mass in grams of 3.96 x 104 molecules of dichlorine hexaoxide. Enter your answer in…

A: DIchlorine hexaoxide →Cl2O6Number of moles of any molecule = Given number of molrculesAvogadro's…

Q: A combustion analysis is a technique to find the the empirical formula of compounds. In a combustion…

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Q: What is the mass, in grams, of 1.20 mol of water, H20? Express the mass in grams to three…

A: The mass of 1.20 mol of water (H2O) in grams is calculated by using below formula,

Q: If 1.23 x 1024 molecules of a substance have a mass of 68.2 g, what is the molar mass of the…

A: Given Data: The mass of the substance is 68.2 g.

Q: Consider the chemical reaction aC,H6 + 6CO2 + CH2O → ¿C2H;OH, where a, b, c, and d are unknown…

A: To balance the Chemical Reaction.,

Q: How many atoms of oxygen are in 12.99 g in nickel (II) nitrate?

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Q: compound containing Sodium, Chlorine, and Oxygen is 25.42% Sodium by mass. A 3.25-gram sample gives…

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Q: What mass of iron (III) oxide is produced

A: Number of moles = mass/molar mass  Molar mass of O2 = 31.999 g/mol  Molar mass of iron (iii) oxide =…

Q: 12, How many grams of O2 gas are there in 6.30 x 1026 molecules? 13. What is the mass in grams of…

A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as…

Q: Calculate the mass in grams of 1.8 x 1017 KCl molecules.

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Q: What is the mass, in kilograms, of an Avogadro’s number ofpeople, if the average mass of a person is…

A: Different units are used to express the volume and mass of substances such as grams, micrograms,…

Q: What is the mass in grams of 3.40 x 10^25 atoms of C

A: The mass of 1 mole of any substance contains 6.022 ×1023 atom.  This is known as Avogadro's number.

Q: the mass, in grams, of 112 atoms of iron, Fe (1 mol of Fe has a mass of 55.85 g).

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Q: An experiment in the lab requires 0.03 g of sodium chloride, which is a substance that is safe for…

A: I can dispose the exess NaCl by throwing it in to the basin .

Q: 1.Glucose is an important biological molecule with the molecular formula C₆H₁₂O₆. What is its…

A: 1.Glucose is an important biological molecule with the molecular formula is C₆H₁₂O₆. An empirical…

Q: The fuel used in many disposable lighters is liquid butane, C4H10. Butane has a molecular weight of…

A: The number of moles for a given chemical species refers to the ratio of mass of the species to that…

Q: What is the mass in grams of 3.7 x 1019 particles of iron(III) carbonate?

A:

Q: the formula for disulfiram decafluoride is S2F10   A.How many molecules are in 1.35 grams of…

A: A.

Q: What is the mass, in grams, of 1.67 x 10^15atoms of Mn

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Q: What is the average mass, in grams, of one atom of iron? O 1.66 x 10-24 g O 6.02 x 1023 g 9.28 x…

A: Given  Element  = Iron  ( Fe )  Mass of one atom = ?

Q: What is the mass in grams of 1.67 x 10^15 atoms of Mn

A: Atoms of Mn= 1.67 x 10^15 Standard values, Molar mass of Mn= 54.9380 g/mol Avogadro's number =…

Q: Calculate the mass in grams of 3.00 x 104 molecules of methanol. The chemical formula for methanol…

A: We know that:Molar mass of CH3OH=mass of carbon+4mass of hydrogen+mass of oxygen.…

Q: A sample containing NaCl, Na,SO, and NaNO, gives the following elemental analysis: Na: 32.08…

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Q: What is the mass in grams of 6.45 x 10^23 atoms of N

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Q: 2NH3(aq) + CO, (aq) → CH,N,O(aq) + H,O(1) In an industrial synthesis of urea, a chemist combines…

A: In chemistry, there are many ways to check the deviation of experimental data from the accurate…

Q: Lactic acid, found in sour milk, dill pickles, and sauerkraut, has the functional groups of both an…

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Q: The formula for carbon tetrafluoride is CF4   A.How many molecules are in 4.19 grams of carbon…

A: The formula for carbon tetrafluoride is CF4 Molar mass of CF4 = 88 g mol-1

Q: What is the mass of 2.5 x 1023  atoms of hydrogen?   What is the mass of 1.77x 1024 molecules of…

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