A certain protein was found to contain 0.420% iron by mass. Determine the minimum molecular mass of the protein.

Q: The molar mass for this compound is 208.2 g/mol. The molecular formula for this compound is

A: Given :-  Percent by mass of P = 14.88 %  Percent by mass of Cl = 85.13%  Molar mass of compound =…

Q: A particular carborane has the following mass percentages: 26.35%C and 59.28%B. What is the…

A:

Q: Calculate the number of oxygen atoms in a 80.0 g sample of forsterite (Mg, SiO,).

A: number of moles = mass/molar mass  1 mol contain atoms equal to 6.022 × 1023

Q: Leucine is an amino acid with the formula C6H13NO2C6H13NO2. Determine the number of moles of carbon…

A: Given, mass of leucine, C6H13NO2 = 51.90 g Now, moles of leucine can be calculated as,

Q: Explain the Convert between grams of a compound and grams of aconstituent element ?

A: Given statement: "The subscripts in a chemical formula give relationships between moles of the…

Q: Determine the number of atoms of C in 30.0 grams of C₁₂H₂₂O₁₁.

A: Conversion of units:  This can be done by a method called unit factor method or called dimensional…

Q: Calculate the mass CARBON in 0.0299 moles of C6H12O6.

A: A pure compound is that which contains its constituent atoms in fixed ratio by mass.C6H12O6  is a…

Q: Determine the number of atoms of C in 12.1g of C12H22O11?

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Q: How many moles are there in a copper wire that was a mass 10.000 g?

A: Solution The number of moles AN exceedingly|in a very} given sample of an element/compound is…

Q: Explain Molecular Weight?

A: Molecular weight is the total atomic masses of all atoms present in the molecule.

Q: A 1.740-g sample of coal contains 1.584 g C. Calculate the mass percentage of C in the coal. Mass…

A: Mass percentage of C = 91.03 %

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

A: To find emperical formula.

Q: Calculate mass recovered.  Calculate percent recovery.  initial mass: 2.09 g watch glass + filter…

A: The question is based on the concept of experimental calculations. we have to calculate mass…

Q: What is the mass, in g, of one molecule of ethane, C2H6?

A: One mole of substance has Avogadro number of atoms. 1 mole of substance=6.022×1023 molecules. Number…

Q: A type of steel used for bicycle frames contain 5g of manganese in every 400 g of steel. How much…

A: Given: Mass of manganese in 400 g of steel = 5 g And total mass of steel in bicycle = 2200 g

Q: Express the concentrations of 0.40 mg/L of NO,, 1.90 mg/L of NO,, 0.70 mg/L of NH;, and 8.90 mg/L of…

A: The question is based on the concept of solutions. we have to calculate total concentration of all…

Q: * ?Which one of the following is definitely NOT an empirical formula .3 )2 نقطة( C3HO2 O C12H22011 O…

A: Answer

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: 1. Determine the Molecular Mass of the following compound: NH,C,H,O,

A: Dear student I have given answer to your question in the image format.

Q: Calculate the mass in grams of 3.19 x 1024 molecules of propylamine. The chemical formula for…

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Q: An essay written by carbon pencil on a paper weighs 0.5 mg. How many carbon atoms present in the…

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Q: Determine the number of atoms of C in 29.3 grams of C12H22O11?

A: SOLUTION Molar mass of C12 H22 O11 = 342.3 g/mol Mass of C12 H22 O11 = 29.3 g Moles = mass/molar…

Q: A sugar crystal contains approximately 2.1x10^17 sucrose (C12H22O11) molecules. What is it’s mass in…

A: The molar mass of the sucrose (C12H22O11) is 342 g/mol.The number of moles of sucrose can be…

Q: Which of the following statements is/are TRUE regarding paracetamol, C8H9NO2? Select one or more:…

A:

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

A: For a compound consisting of two components A and B, mass% of A abd B are related to each other as…

Q: a certain protein has a molar mas of 2.88 x 10^5 g. what is the mass of the molecule of this protein

A: Given: Molar mass  of Protein = 2.88 x 105 g.  1 mole = 6.022 X 1023  molecules

Q: 39.5 g of cobalt will combine with 107 g of bromine to form a binary compound. How much of the same…

A:

Q: Arrange the following substances in order of increasing mass percent of carbon.a. caffeine.…

A: The given substances should be arranged in increasing mass percent of carbon. The molar mass of…

Q: Find the total number of atoms in a sample of cocaine hydrochloride, C17H22CINO4, of mass 23.5 mg.

A: Avogadro's  number gives the number of atoms, molecules or ions in one mole of the substance and it…

Q: Calculate the number of atoms of Fe in a sample with mass = 1899 amu.

A: A sample of Fe of mass  1899 amu.The number of atoms of Fe in a sample is to be calculated.

Q: Arrange the following substances in order of increasing mass percent of carbon. a. caffeine.…

A:

Q: calculate the mass percent of carbon, nitrogen and oxygen in acetamide C2H5NO

A: Mass percentage of each element in acetamide can be determined by calculating the contribution of…

Q: Explain the concept of molecular weight ?

A: Molecular weight can be described as a sum of atomic mass of all the atoms present in a molecule.…

Q: Calculate the mass percent of 0 in ClO,F.

A: Given compound is ClO3F  Molar mass of Cl = 35.5 g/mol  Molar mass of O = 16 g/mol  Molar mass of F…

Q: Which molecular formula has an exact molecular mass of 86.1096 amu: C6H14, C4H10N2, or C4H6O2?

A: Since the molar mass = sum of Atomic masses of all the atoms present in the molecule And since the…

Q: Calculate mass percent composition of carbon in each compound. a.) C2H2 b.) C3H6 c.) C2H6 d.) C2H6O

A: a.) C2H2    Molecular mass of C2H2 = 26.0 g  2 C = 12.0 g x 2 = 24.0 g C % C = [(24.0 g C) / (26.0 g…

Q: 1. An essay written by carbon pencil on a paper weighs 0.5 mg. How many carbon atoms present in the…

A:

Q: Calculate the molar mass (g/mol) of the compound, C6H8O6 (vitamin C).

A: Molar mass of the compound is the mass of 1 mole of the compound . Units -: g/mol The molar mass of…

Q: Which one of the following molecular formulas is also an empirical formula? O C6H602 O C2H6SO O H202…

A: The simplest positive integer ratio of the atoms present in the chemical compound is known as…

Q: etermine the mass, in grams, of 0.520 moles of Si (1 mol of Si has a mass of 28.09 g).

A: The chemical changes observed in any reaction involve the rearrangement of billions of atoms. It is…

Q: What is the molar mass of ibuprofen, C13H1802? 377.7 g/mol 29.0 g/mol 206.3 g/mol 289.4 g/mol

A: The structure of given molecule ibuprofen is,

Q: Find the total number of atoms in a sample of cocaine hydrochloride, C17H22ClNO4, of mass 23.5 mg.

A: Given, Mass of cocaine hydrochloride, C17H22ClNO4 = 23.5 mg Number of moles is the total mass of…

Q: Calculate the molar mass of aspartame. C14H18N2O5

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Q: 2. Determine mass (in g) of CO that contains 5.50 x 108 atoms

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Q: The empirical formula for the following sugar, C11H22O11 can be expressed as A. CH2O B. CHO C.…

A: Given  Molecular formula for C11H22O11

Q: 19) Which molecule has a molecular mass of 28.05 amu? H-C A) B) H-CEC-H 20) Determine the molecular…

A: The mass of a molecule of a compound is known as molecular mass  The molecular mass is the sum of…

Q: 0.42139 17. G 5 19g. mass of Unknown sulfate. macs Of Empty Crucible & cover 18.33449 mass of…

A: Answer: This question is based on mass percentage calculation of sulfate in the given sample.

Q: How is the mass percent of elements in a compound different for 1.0 g sample versus a 100g sample…

A: Compounds comprising variety of elements are formed by combinations of these elements in certain…

Q: Calculate (to the nearest 0.1u) the formula mass of these compounds: glucose, C6H12O6 sucrose,…

A: The formula mass of any compound is given as the sum of the atomic masses of the constituent atoms…

Q: Calculate the number of atoms in 48.9 g of hypochlorous acid: 5.61e23 3.48e23 1.55e-24 0.932

A: For the hypochlorous acid (HClO) :  Mass = 48.9 g Molar mass = 52.46 g mol-1