In the US, alcohol proof is equal to twice the percent of alcohol (ethanol) by volume, so for example, 190 proof alcohol is a 95% ethanol solution by volume. What is the proof of a 750-mL bottle of rum that contains 4.73 moles of ethanol, C2H5OH, which has a density of 0.785 g/mL?  ______proof

Q: What is the mass percent of sodium chloride in a solution prepared by adding 15 g of sodium chloride…

A: Mass percent is defined as  Mass percent = mass of component X 100 / total mass of sample

Q: What mass of K2CO3 is needed to prepare 82.0 mL of a solution having a potassium ion concentration…

A:

Q: 9 ml H2O 0,1M 1 ml Stock solution О 1м 0,01м О 10м O 0,1M

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

Q: The alcohol content of hard liquor is normally given in terms of the “proof,” which is defined as…

A:

Q: What is the normality of a solution that contains 70 grams of HCl in 1 L of H2O?

A: Note: As per our guidelines, we are supposed to answer only one question when multiple questions are…

Q: How many grams of NaCl are contained in 350. mL of a 0.250 M solution of sodium chloride? Group of…

A: Given: Volume of NaCl = 350 mL = 0.350 L Concentration of NaCl = 0.250 M Molar mass of NaCl = 58.44…

Q: At 60oC, NaNO3 has a solubility of 110 grams NaNO3 per 100 grams of water. How many grams of NaNO3…

A: 100 g of water dissolve = 110 g of NaNO3

Q: What volume of a 0.716 M KBr solution is needed to provide 30.5 grams of KBr? O 822 mL O 42.7 mL O…

A: According to our policy we should solve one question ( If any subpart present then first three…

Q: 0.1% w/v = ? mg/100 ml? Only include the number and not any units

A: As per the guidelines we are supposed to answer the first question to be solved other questions…

Q: Craw McGraw-Hill Education Campus Saved Ex. 1b - Mass/volume percent concentration - calculate using…

A: Volume of solution = 0.350 L  Mass of KCl = 13.0 g  We have to find m/v percent of solution.

Q: An experiment involves a two step dilution process in order to make 2 M H2SO4 from 20 M H2SO4. 124…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: Salt solution usually has 7% salt. This means that if you had 100 grams of solution it has 7.0 gram…

A:

Q: What is the number of moles of HCl not consumed by tablet? What is the number of moles of HCl…

A: Given, No. of moles of HCl used to dissolve tablet = 50.0 mL or 0.05 L Molarity of HCl = 0.500 M No.…

Q: 2. You have 1500.0g of a bleach solution. The percent by mass of the solute sodium hypochlorite…

A: The percentage by mass (w/w) is the Percentage of Solute with respect to the mass of the total…

Q: How many grams of AICI3 are in 200 g of 5.00% AICI3 solution? 20.0 g 1000 g 10.0 g 7.50 g none of…

A:

Q: 0.1% w/v = ? mg/100 ml? Only include the number and not any units 2) 0.1% = ? ug/ml? Only include…

A:

Q: What is the percent by mass of a solution if 20.0 g of sodium hydroxide is dissolved in 250.0 g of…

A: Given: The mass of sodium hydroxide (solute) is 20.0 g The mass of water (solvent) is 250.0 g

Q: A soil was extracted with 35.0mL water. The zinc concentration in the water was found to be…

A: Concentration (in mg/L) is defined as the mg of solute (here zinc) dissolved per liter of the…

Q: Carbon dioxide (CO2) is an important greenhouse gas with a Henry volatility constant of 3.3x…

A:

Q: ) 0.1% w/v = ? mg/100 ml

A:

Q: What is the pHpH when 5.3 gg of sodium acetate, NaC2H3O2NaC2H3O2, is dissolved in 150.0 mLmL of…

A: pH is used to determine the concentration of hydronium ion.

Q: Solution R is prepared by dissolving 10.00 g of KF in 90.0 g of water. Solution S is prepared by…

A: Molarity of a concentrated solution is greater than the molarity of a diluted solution. Dilution is…

Q: Dilution A. How many mL of concentrated nitric acid, HNO3, that is 12M do you need to make 500 mL…

A: Given -> M1= 12 M M2= 1.5M V2=500ml

Q: You dissolved 3g of dextrose (C6H1206) in 6L of water (Mr(C6H12O6) = 180.156). What is the molar…

A: Given,  Mass of dextrose (C6H12O6) = 3 g  Molar mass of dextrose = 180.156 g/mol  Volume of solution…

Q: 1a) 0.1% = ? ug/ml? Only include the number and not any units

A:

Q: If phosphate buffered saline (PBS) has a chemical formula CI2H3K2NA3O8P2 and 3. density of 1.0627…

A: Considering Equal masses have been mixed, density has been calculated below: I different masses of…

Q: Ringer's solution contains 0.33g of calcium chloride per L. Express the concentration in terms of…

A: Molecular mass of CaCl2 (calcium chloride)= 111 gm

Q: The following five beakers, each containing a solution of sodium chloride (NaCl, also known as table…

A: Molar mass of NaCl = 58.44 g/mole Beaker 1:   200 ml of 1.50 M NaCl Concentration of NaCl = 1.50 M…

Q: What is the mass of the solute in 0.500 L of 0.30 M glucose (C6H12O6), used for intravenous…

A: Answer Mass of solute (Glucose) is 27.02 g Given volume of solution            = 0.500 L…

Q: An alcoholic drink claims 12% alcohol by volume. Calculate the volume in mL of alcohol present in a…

A: 12% alcohol means 12mL alcohol in 100mL of solution (wine, here). And, 1L=1000mL Therefore,…

Q: 1) 0.1% w/v = ? mg/100 ml? Only include the number and not any units

A: 1)   % ( w/v)  or % (weight/volume) is used to express mass concentration of solution. It gives…

Q: A student placed 15.5 g of glucose (C6H12O6) in a volumetric flask, added enough water to dissolve…

A:

Q: A student determined the average molarity of their sample of acetic acid to be 0.611 M. Calculate…

A: Given :-  Molarity of acetic acid solution = 0.611 M Density of solution = 1000. g/L  To calculate…

Q: 1. What is the molarity of an aqueous solution containing 22.5 g of sucrose (C12H22011) in 35.5 mL…

A:

Q: The formula for a ciprofloxacin otic drop is given in the literature as follows10: Ciprof oxacin…

A: Solution: We have given 1gm of ciprofloxacin in total volume of 150 ml. So from that relationship,…

Q: A stock solution of HNO3 is prepared and found to contain 12.0 M of HNO3. If 25.0 mL of the stock…

A: The concentration of the initial stock solution is provided. On diluting a portion from this sample,…

Q: You need to make 30 mL of a 5 M Glucose solution.  How many grams of glucose would you dissolve in…

A:

Q: A student uses 7.500 grams of oxalic acid (H₂C₂O₄) to make 250.0 cm³ of solution in a volumetric…

A: Given: The mass of the oxalic acid (H₂C₂O₄), (m) = 7.500 grams. The volume of the solution  in a…

Q: MISSED THIS? Read Section 14.5 (Pages 594-601); Watch WE 14.3. Part A Apotassium bromide solution is…

A:

Q: What is the morality of a solution that contains 3.0 g KNO3 in 0.625 L of solution?

A: Molarity (M) of a solution is defined as the number of moles of solute dissolved per volume of the…

Q: The following five beakers, each containing a solution of sodium chloride (NaCI, also known as table…

A: Answer:- This question is answered by using the simple concept of calculation of molarity of each…

Q: 90 80 NH,CI 70 HCI 60 KCI 50 40 NaCl -KCIO, NH, 30 20 10 0- 10 20 30 40 50 60 70 80 90 100…

A: Solubility of KNO3.

Q: Find %mass of solute X in a solution made of 17 g(X) and 168 g of solvent: %mass X = ____ g(…

A: Answer: % mass of solute X in the solution is 9.2 %

Q: calculate the concentration in (m/v) of 100.0 g of nano3 dissolved in water for a final volume of…

A:

Q: . You have a concentrated stock solution of bacterial LPS in water that has a concentration of 1…

A: Since the dilution factor is inversely proportional to the concentration of the solution.

Q: 1.) You are asked to make 1500 mL of TE (1X) using TE (100X). The volume of water used is: a) 95 mL…

A: When we need to make a solution from the stock solution, a dilution factor is used. The product of…

Q: what is the molarity of 42 g of antifreeze (C2H6O2) in 500 mL H2O ? density H2O = 1.0

A: Given : Mass of C2H6O2 = 42 g And volume of H2O = 500 mL = 0.500 L…

Q: Determine the final volume needed when 15.0 mL of a 7.50 M solution is diluted to a final…

A:

Q: Ô…

A: We know that KW  = [H3O+] [ OH- ] = 10-14

Q: Given a 100 mL solution of 0.050 M BaCl2●2H2O solution, which of the following statements is…

A: Answer: First of all we will calculate the number of moles of BaCl2.2H2O and then with help of this…

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.