A certain protein was found to contain 0.122%0.122% cobalt by mass. Determine the minimum molecular mass of the protein.   minimum molecular mass:

Q: The total number of atoms in one mole of caffeine (C8H10N4O2)

A: The total number of atoms in one mole of caffeine has to be calculated.

Q: Consider Polyethylene, the polymer made from ethylene. Calculate the molar mass of a Polyethylene…

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

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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: A certain protein was found to contain 0.672% cobalt by mass. Determine the minimum molecular mass…

A: The mass percent can be defined as the ratio of mass of the given element to the total molar mass of…

Q: Chemicals Benzophenone Sodium borohydride Benzhydrol Amount 0.523 g (.... mol) 0.12 g (.... mol)…

A: Number of moles of any substance is the ratio of mass of substance to molar mass of that substance.…

Q: Explain Molecular Weight?

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

Q: Calculate the % composition of dextrose ( or glucose), C6H12O6

A: The molecular formula of glucose is C6H12O6, from the formula it is clear that 1mole of dextrose…

Q: You are given a chemical equation that tells you the mole ratio of salicylic acid and ethyl…

A: Ethyl salicylate is the ester formed by the condensation of salicylic acid and ethanol. It is a…

Q: 1. EIOH, H,SO, reflux HO 2. Na CO,. H.O H.N H.N 4-aminobenzoie acid Benzocaine 165.19 g/mol 137.14…

A: The yield which is obtained from balanced chemical equation is called theoretical yield and the…

Q: Calculate (to the nearest 0.1 u) the formula mass of these compounds. (a) azithromycin, C38H72N2O12…

A:

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

A: Answer

Q: The major product formed in the reaction below is:

A: The given reagents are - 1. BH3, THF = this reagent will attack the double bond. 2. H2O2, NaOH, H2O…

Q: Determine the molecular formula of a hydrocarbon compound with 62.02% C, 10.43% H, and 27.54% O. Its…

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Q: (1) 0 . Н le (ii) cởi Nha + NH2₂ + H₂ Soy - + Br- →

A:

Q: Calculate the number of molecules present in 0.74 g of sucrose (C12 H22 O11)

A: Given information,      0.74 g of sucrose (C12 H22 O11)

Q: A compound of only carbon and bromine consists of 10.15% carbon and has a molar mass of 707.70…

A: The molar mass of the compound is 707.70 g/mol. The contribution of carbon to the molar mass is…

Q: Essential oils are concentrated liquid containing metabolites extracted from plant sources and are…

A: A question based on properties of liquids that is to be accomplished.

Q: What is the empirical formula of a compound that is 42.85% C, 4.79% H, 33.32 % N and 19.03% O by…

A: Empirical formulas show the simplest whole-number ratio of atoms in a compound.

Q: 3- calculate the number of ( 0 ) atom in 1.5 g of glucose (C,H12O6).

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Q: Determine the molecular formula

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Q: Experimentally a chemist determined the molecular weight of the compound aniline to be 94.45 a/mol.…

A: A question based on percentage error in the determination of molecular weight, which is to be…

Q: Fructose is known as fruit sugar. What is the molecular formula of fructose (MW= 180.16 g/mol) if…

A:

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

A: Given: Percent by mass of iron = 0.420 %.

Q: Part A 284.77 g/mol, CCI Express your answer as a chemical formula. ΑΣφ C. CI6 Submit Previous…

A: Empirical formula refers to the formula of a compound in which the elements are present in the…

Q: Sucrose mass (g) Concentration (M) 0.503 0.984 1.443 1.922

A: For this we firstly need to know about the Concept of molar concentration, as we need to answer this…

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: Calculate the mass percent of carbon in glucose (c6h12o6)

A: Applying concept of mass percentage Mass percentage of element = [ (molar mass of element/molar mass…

Q: Show your work: How many hydrogen atoms are present in.. 2.4x1018 glucose, C6H12O6, molecules

A: Given   The compound given is glucose, C6H12O6.

Q: What is the molecular formula for the hydrocarbon that is 85.60% carbon and the rest hydrogen, with…

A: To solve this problem  We have to consider the mass of hydrocarbon is 100 g then the mass of carbon…

Q: Calculate amount of vitamin c in sample (mg) and concentration of vitamin c (mg/ml). Given: DCIP…

A: Each cm3 of 1% DCIP solution equvalent to 6.071× 10^-4 g ascorbic Acid. 268.1gm DCIP=1Mol…

Q: What is the mass of 0.0735 moles of ibuprofen C13H18O2?

A: We have to calculate the mass of 0.0735 mol of ibuprofen.

Q: Calculate the mass of material in 0.11 moles of Na2CO3 ( Na=23, C=12,0=16).

A: The given can be solved by using the formula as; Moles=MassMolecular mass…

Q: Enter your answer in the provided box. Calculate the molar mass of a particular polyethy lene…

A:

Q: Calculate the percent by mass of CC in glucose  (C6H12O6).

A: Given that : We have to determine the % mass of C in glucose(C6H12O6).

Q: Aspartame (molecular formula C14H18N2O5) is a sugar substitute in soft drinks. Under certain…

A: Molecular formula: It is the formula that represents the number of every atom present in the given…

Q: 1. Calculate the molar mass of potassium chloride, KCI. A) 74.55 g/mole B) 54.55 g/mole C) 6.745…

A: "Since you have asked multiple question, we will solve the first question for you. If youwant any…

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: How many glucose molecules are in 5.23 g of C6H12O6?

A: How many glucose molecules are in 5.23 g of C6H12O6?

Q: Calculate the mass percent composition of carbon in C2H4O2 and CH4 to determine which compound has…

A: Percent Composition Find the molar mass of all the elements in the compound in grams per mole.…

Q: Calculate the number of carbon atoms in 1.27 gg of table sugar, C12H22O11C12H22O11.

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

Q: 1 mole of C is 12 gm and 1 mole of H 1 gm, How many atoms of (C) in CH4 O21200000…

A: The correct answer is given below

Q: A compound with a composition of 85.62% C and 14.38% H, and a molecular weight of 56.06 g/mol

A: Composition of carbon and hydrogen are given. Considering total mass of the given compound, the…

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

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.