Calculate the w/v percentage of each of these solutes:

A. 623 mg of casein in 15 mL of milk

B. 74 mg of vitamin C in 250 mL of orange juice

C. 3.25 g of sucrose in 186 mL of coffee

### Want to see the full answer?

Check out a sample Q&A here*star_border*

## Related Chemistry Q&A

Find answers to questions asked by students like you.

Q: What is the boiling point of a solution that contains 1.00 kg of water and each of the following…

A: Molality is a measure of the number of moles of solute present in 1 kg of solvent. Unit of molality…

Q: A topical solution contains 3% w/v hydroquinone . how many liters of the solution can be prepared…

A: % w/v solution is defined as weight of solute in grams divided by volume of solution in ml

Q: What is the boiling point of a solution that contains 1.00kg of water and each of the following…

A: Solution:

Q: A table salt solution with Density of 1.0513 g/L. Calculate the ff. A. Salinity (as g/Kg NaCl) B.…

A: Click to see the answer

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

A: Click to see the answer

Q: What mass in mg hydrogen gas,(2.016 g/mol) is dissolved in 4.02×102 mL of water when the partial…

A: According to Henry's law Concentration = KH P Where KH = Henry 's constant P= partial pressure

Q: 10. A student dissolved 30 g of an unknown compound in 50 g of water at 39°C. What is the unknown…

A: We have the solubility graph of various compound with variation of temperature. We have: Mass of…

Q: Determine the mass of Na3PO4 that should be dissolved in 0.450 kg of water to prepare a solution…

A: Na3PO4 → 3 Na+ + PO43-Total no of ions = i = 4Mass of water = 0.450 kgBoiling Point of water…

Q: If the osmolarity of a solution of NaCl is 2.4 OsM, what would it be as a percent solution? MW of…

A: Interpretation - To determine the percent solution when osmolarity of a solution of NaCl is 2.4…

Q: Bourbon Street sells a 2000 mL Miler Lite. If Miller Lite is 5% ethanol v/v, how many mL of pure…

A: The equation relating volume percent and volume of solution is, Volume % = Volume of soluteVolume of…

Q: If 3.5 L of a 4.8 M SrCl2 solution is diluted to 45 L, what is themolarity of the diluted solution?

A: Given information, 3.5 L of a 4.8 M SrCl2 solution is diluted to 45 L

Q: What is the Molarity of a 2-L solution that contains 20g of NaCl? MM of NaCl = 58g/mol

A: Click to see the answer

Q: Amaan was administered 500 mg azithromycin at a concentration of 2.0 mg/mL. What is the total…

A: Given: Mass of azithromycin = 500 mg = 0.500 g (Since 1 g = 1000…

Q: (Q70) Calculate the osmotic pressure (in atm) of a solution containing 3.31 grams of sucrose…

A: Given: Mass of sucrose = 3.31 g The volume of solution = 433.6 mL Temperature = 24.7°C Standard…

Q: 1. How many grams of glucose (C6H12 06) would you need to prepare 2.0 L of 2% glucose solution…

A: Given data: Volume of glucose solution = 2 L Concentration of glucose solution = 2% (M/V)

Q: How many mL of ethanol are contained in a 750-mL bottle of wine that contains 11.0% (v/v) of…

A: Given data Volume of ethanol bottle = 750 mL Concentration of ethanol = 11.0 % (v/v)…

Q: 5. How many ml of isopropyl alcohol are needed to prepare 50 ml of 12% by volume solution?

A: Concentration of a solution can be expressed in terms of molarity, molality, normality, %…

Q: How much glucose (MW about 180) we need to add to 2 Liter normal saline to prepare 0.5 Osmol/L…

A: Given, Molecular weight = 180 g/mol Volume of Solution = 2 L Concentration(Molarity) = 0.5 mol/L

Q: Indicate the volume of each solute and solvent needed to make the following solutions: a. 280. mL of…

A: In this question, we have to calculate the volume of solute and solvent in mL by the help of…

Q: How many Liters of normal saline (0.9% of NaCl) solution will contain 18g of NaCl?

A: 0.9% (w/v) of NaCl is the 0.9 g of NaCl in 100 ml of saline solution.

Q: What is the percent-by-mass concentration of glucose in a solution made my dissolving 15.5g of…

A: Click to see the answer

Q: A solution of toluene in 301g of cyclohexane has a boiling point of 90.3 degrees C. How many moles…

A: The elevation in the boiling point (b.pt) of cyclohexane (ΔTb) is calculated using equation (1) in…

Q: If 50g of NH4Cl is put into 100g of water at 60 deg C is the solution ? Is it saturated or…

A: In this question, we will determine that 50g NH4Cl is saturated or unsaturated or supersaturated.…

Q: Sea water contains (3.900x10^0) g of salts for every (5.00x10^2)mL of solution. Assuming that the…

A: The solution is given below -

Q: What is the concentration of salt in seawater with a salinity of 36.5 ‰, in the following units?…

A: Click to see the answer

Q: Asolutioncontains5.0gethyleneglycol,C2H4(OH)2,and95gwater,H2O,bymass. The density of the solution is…

A: Mass of solute ethylene glycol = 5 g Mass of water = 95 g or 0.095 kg Density of water = 1 g/mL…

Q: O GASES, LIQUIDS, AND SOLIDS Using osmotic pressure to find molar mass 480. mg of an unknown protein…

A: Given that, Weight of protein, w = 480mg = 0.48g Volume of protein solution, V = 5ml = 0.005L…

Q: prefilled syringe contains 2 mg of active drug in 5 ml of solution. how many mcg of drug is…

A: Click to see the answer

Q: ow many grams of CuSO4 would you use to make 1 L of an 8g/L CuSO4 solution

A: Given: concentration of CuSO4 = 8 g/L Volume of solution = 1 L

Q: A certain liquid X has a normal boiling point of 142.30 °C and a boiling point elevation constant…

A: given, the mass of glycine = 50.3 g mass of solvent X = 450. g = 0.450 kg boiling point elevation…

Q: A certain liquid x has a normal freezing point of 2.90 °C and a freezing point depression constant =…

A: Given: The normal freezing point of liquid X = 2.90 oC The freezing point depression constant, Kf =…

Q: Calculate the number of hydrogen and or molecules in a salution prepared by mixing 45g glucase in…

A: Total Number of Hydrogen and Oxygen molecules present in the Mixture can be calculated as -

Q: A pill weighing 325 mg contains the following. What is the concentration of each in ppm ? A. 12.5 mg…

A: Part a:Given:12.5 mg Captopril and mass of pill = 325 mgFormula to calculate concentration in…

Q: Evaluate the ml of solute required to prepare 0.75 L of a solution prepared at 7.40% v / v

A: Concentration Term :- % v / v % v / v = ratio of the volume of the solute to the total volume of…

Q: How many grams of glucose would you need to prepare 2.0 L of 2% glucose solution (M/V)?

A: Given data: The volume of glucose solution V = 2.0 L. The M/V of glucose solution = 2%. To find: The…

Q: 5. In the following table are listed various aqueous solutions. For one or more of the solutions…

A: Since you have posted a question with multiple subparts, we will solve the first three subparts for…

Q: assess the ml (milliliters) of solute required to prepare 0.75 L of a solution prepared at 7.40% v /…

A: The volume percent or V/ V % is adopted to represent the concentration of a solution when the volume…

Q: A certain liquid x has a normal boiling point of 119.60 °C and a boiling point elevation constant…

A: Click to see the answer

Q: What is the osmolarity of a solution containing 5.7 g/L of glucose? Answer to 3 decimal places. MW…

A: Since we know that osmolarity is the molarity of the particles present in the solution. If there…

Q: A solution is made by dissolving 46.8 g of glucose (M. wt = 180) in 117 g of water (M. Wt 18). The…

A: Answer: option a: 0.96 is the mole fraction of water.

Q: The freezing point of a CaCl2 solution is -19 ∘C Part A What is the molality (m) of the CaCl2…

A: Click to see the answer

Q: The density of a 3.539 M HN03 aqueous solution is 1.150 g-mL-1 at 20 °C. What is the molal…

A: Using the given Molarity we can find molality of solution. Given molarity= 3.539M

Q: A certain substance X has a normal freezing point of - 10.2 °C and a molal freezing point depression…

A: Click to see the answer

Q: An industrial wastewater contains 3.70 ppb cadmium, Cd2+. How many mg of Cd2+ could be recovered…

A: Since ppb is defined as the ppb = mass of solute X 109 / ( mass of water ) mass of water given =…

Q: How is the molarity of a solution containing 16.5 mol of Nacl in 15L of water?

A: Molarity (M) is number of moles present in 1 L of solution. M = moles / 1L

Q: What volume of a 2.00 M KCl solution is required to prepare 50.0 mL of a 0.150 M KCl solution? a.…

A: We can find the required volume from the stock solution by a dilution equation. The dilution…

Q: What is the concentration, in ppm, of 6.4 g of NaCl dissolved in a 44 L solution? The mass of the…

A: Click to see the answer

Q: what is the molality of 10 grams solute dissolved in 200 grams benzene. The soluion boils at…

A: A question based on concentration terms, which is to be accomplished.

Q: How much of a 31.0 M hydrochloric acid solution would you dilute to prepare 50.00 mL of 4.00 M HCl?…

A: Click to see the answer

Q: Calculate the freezing point of solution given below. A solution is prepared by condensing 4.00 L of…

A: In this question, we want to determine the freezing point of the Solution. How we can determine,…

*arrow_forward*

*arrow_forward*

*arrow_forward*

*arrow_forward*

*arrow_forward*

*arrow_forward*

*arrow_forward*

*arrow_forward*

*arrow_forward*

*arrow_forward*

*arrow_forward*

*arrow_forward*

*arrow_back_ios*

- SEE MORE QUESTIONS

*arrow_forward_ios*