How many nM are there in 3.4 µg/10 ml of NADH of molecular weight 664.44?

Q: Calculate the number of moles of solute in each of the following solutions:   (a) 8.4 L of 6.31 M…

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Q: CH3 NO2 O2N. NO2 2,4,6-trinitrotoluene 2-methyl-1,3,5-nitrobenzene 1-methyl-1,3,5-trinitrobenzene…

A: In the iupac nomenclature, first select the longest parent carbon chain which must include main…

Q: What is the mole fraction of CH3COOH in a solution containing 1.50 g CH3COOH (FM= 60.053  g/mol) and…

A: Given -> Weight of CH3COOH = 1.50 gm Molar mass of CH3COOH = 60.053 g/mole Weight of H2O = 1000.0…

Q: You need to make 749 mL of a 186 mM solution of a compound with FW 351.38. How many grams of the…

A: Given Volume of solution = 749 ml = 0.749 L Molarity of solution = 186mM = 186 x 10 —3 M FW =…

Q: How many grams of a compound containing 99.73% AgNO3 by mass should be taken to prepare a 0.0234 M…

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Q: of the so

A: In this question, we have to determine the Molarity of the solution. The molarity of a solution is…

Q: (1) How many grams of K,SO4 are contained in 50 mL of 0.200 M? (2) How many millimoles of K,SO, are…

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Q: A solution that contains 4.20 g of X in 200 g of chloroform boils at 62.29°C. What is the molecular…

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Q: How much of Cr2(SO4)3.6H2O is needed to prepare 1.05-L of solution containing 35.05g Cr3+ per Liter?

A: Moles of Cr3+ ions = given massmolar mass= 35.0552=0.674 mol  Moles of Cr2(SO4)3.6H2O = 0.5 x moles…

Q: What is the% v / v of a solution

A: Given :-  volume of solute = 240 mL  volume of sovent = 780 mL  To calculate :-  % v / v of…

Q: What is the molarity of a solution prepared by dissolving 6.50g of NH3 in 125mL of the solution?

A: Given :- mass of NH3 = 6.50 g                Volume of solution = 125 mL  To be calculated :-…

Q: Q1/ The molarity and Normality for 250 ml of ?1.05% NaHCO3

A: Molarity is defined as the number of moles of solute dissolved in 1 litre of solution. where a…

Q: H.W: 1- A solution of KCl (its volume =500 mL) contains 7.45 ppm KCI Calculate Molarity and…

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Q: The concentration of cholesterol (C27H480) in blood is approximately 5.0mM. How many grams of…

A: Given that, the concentration of cholesterol (C27H46O) in the blood is 5.0 mM. So, concentration is…

Q: How many grams of NaOH are needed to prepare 250 mL of  0.225 MM  NaOH?

A: The molarity of the solution is defined by the mole of solute present in one liter of solution. The…

Q: What is the molarity of a solution prepared by dissolving 2.026 g of FeCl3 in 0.150 L of water ?

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Q: Ethylene glycol is the primary component in antifreeze. How many grams of ethylene glycol…

A: Molarity ( M ) is defined as " the number of moles of solute ( n ) present in one litre of solution.…

Q: What volume (in mL) of a 0.500 M fructose (C6H12O6) solution can be made from 11.3 g of fructose?

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Q: A solution is prepared with 70.0 g of HNO3 and 130.0 g of H₂O. It has a density of 1.21 g/ml. What…

A: As you have posted multiple questions so we are answering first question for you for remaining…

Q: How many moles of KClKCl are contained in each of the following?

A: The number of moles of KCl(n) can be calculated using molarity (M) and volume (V) by using the…

Q: What is the normality of 0.0566 M H3PO4?

A: Given: Molarity of H3PO4=0.0566 M Normality of H3PO4=? H3PO4 is a tribasic acid i.e. it has 3…

Q: How is 250 mL of 0.5M CsCl prepared? MW: Cs: 132.91 g/mol; Cl: 35.45 g/mol

A: Given, Molarity of CsCl solution = 0.5 M = 0.5 mol/L Volume of the solution = 250 mL = 0.250 L…

Q: How many moles of solute particles are present in 7.64 mL of 0.249 M K3PO4? When you have your…

A: Given:Concentration (Molarity) = 0.249 M.Volume = 7.64 mL = 7.64×10-3 L.

Q: When 5.0 g of sodium phosphate dissolves in 50.0 mL of water, what is the boiling point of the…

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Q: You need to make 841 mL of a 838 mM solution of a compound with FW 457.71. How many grams of the…

A: Molarity is defined as number of mole of solute divide by volume of solution in liter

Q: How much gram of potassium dichromate [K2Cr20, molar mass 294.2 g/mol] required to make 665 mL of…

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Q: What is the molarity and Normality of a solution of HNO, that contains 14.6 grams HNO, in 0.1 L of…

A: Given, 14.6g HNO3 in 0.1L

Q: 47. A solution is made by dissolving 30.0 g of KBr in 1.00 L of water. What is the new freezing…

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Q: You need to make 418 mL of a 330 mM solution of a compound with FW 486.95. How many grams of the…

A: Given, Molarity of the solution = 330 mM Volume of the solution = 418 mL

Q: w many grams of glycerine, C3H5(OH) (MM = 92 g/mol) is mixed with 36 g H₂O to make a solution where…

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

Q: 4. A student needs to prepare 210.0 mL of a 1.99 molar solutior. (1.59 M) of porassium chlo- ride.…

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Q: A dextrose solution contains 40.0 mEq/L Na+ and 15.0 mEq/L HPO42−, in addition to other ions.   (a)…

A: Given, Dextrose solution contains Na+= 40.0 mEqL HPO42-= 15.0 mEqL Volume of solution = 440. mL

Q: You need to make 13 mL of a 66 mM solution of a compound with FW 128.96. How many milligrams of the…

A: Given, Note: 1 mM = 10-3 M and 1 mL = 10-3 L Concentration of the solution = 66 mM = 0.066 M = 0.066…

Q: A dextrose solution contains 40.0 mEq/L Na+ and 15.0 mEq/L HPO42−, in addition to other ions.    (a)…

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Q: 47.5 mL of ethyl alcohol in 236.9 mL

A: The v/v % (volume by volume percentage) concentration of ethyl alcohol is 20.0 %

Q: How many milimeters of a 0.29 M sucrose solution contain 335g of sucrose (C12H22O11) ?

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Q: How many grams of Na3PO4 is actually produced? -Calculate the mass of NaH2PO4 needed to produce this…

A: Given data,Percent yield=82.5%Molarity of Na3PO4=0.55MVolume of Na3PO4=186.50mL=0.1865LMolarity of…

Q: How many grams of sodium hydroxide (M.W=40g/mol) are needed to prepare 4.62 liters of a 7 M…

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Q: How much solute is required to prepare each of the following solutions? (a) grams of C6H12O6 for…

A: We have to calculate the mass of solute required to prepare the solution

Q: 9. What is the normality of a solution containing 150g of HCI in a 4.5L solution? MW- H:1, Cl=35

A: Normality is number of gram equivalents presents in 1 liter  of solution called normality  Molar…

Q: 7. a) What weight of anhydrous copper(II) sulfate would be required to make 1.5 liters of solution…

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Q: 1(a) Define the term concentration. [Takrifkan istilah kepekatan.] 1(b) What is the different…

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Q: How many milligrams of mercury(I) chloride (Hg2Cl2) must be present in a 325 mL sample of water to…

A: Since ppm (m/v) is defined as the mass of solute present in 106 mL of solvent  i.e ppm (m/v) = mass…

Q: How many grams of Na2CO3 do you need to prepare 50.00 mL of a solution that is 1.04×10-3 M in Na+?

A: Given :-  Molarity of Na+ in solution = 1.04×10-3 M  Volume of solution = 50.00 mL  To calculate :-…

Q: what quantity of moles of glucose (C₆H₁₂O₆) in 0.500 L of a 0.400 M solution?

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Q: The label on a jar of jam says it contains 13 g of sucrose, C12H22O11 per tablespoon (15 mL). What…

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Q: When 5.0 g of sodium phosphate dissolves in 50.0 mL of water, what is the boiling point of the…

A: We will calculate molality first, then find boiling point of solution using colligative property.

Q: A 335 ml can of soda pop is found to contain 45 g of sucrose (C12H22O11). Sucrose has a molar mass…

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