What is (17.3g  +  2.785g)/30.20mL

Q: How much CaCl2 would be required to make 50.0mL of a solution with 0.75 M Cl- ion? (Use 1.00g/mL as…

A: Given: Volume of the solution = 50.0 mL Concentration of Cl- ion= 0.75M Density of the solution=…

Q: Calculate the amount in grams of solid K2CrO4 to make 100ml of a0.2 M aqueous solution of K2CrO4.

A: Answer: In this question with the help of given concentration value we will calculate the number of…

Q: Make the following solution isotonic with respect to membrane. Provided that you have isotonic…

A: For this we can use White–Vincent method , In this method the volume of water is added to the drug…

Q: The approximate normality for a NaOH solution that Micah prepared is 0.1N. After standardization…

A: In a wine laboratory, analyzing wine for TA, VA and S02 involves the use of a sodium hydroxide…

Q: What mass of NaCI is needed to make 250ml of solution with a concentration of 2.0M? 15g 29g 18g…

A: Molarity (M) can be defined as the number of moles of solute per litre of solution. The unit for…

Q: 8) The volume percentage V/V% is equal to preparing by mixing 30 mL ethyl alcohol with 350 ml water.…

A: Volume percentage ( V/V )% :-  The volume of solute present in 100 mL of solution is called volume…

Q: Q3) calculate the number of grams, the normality, and the p-value for two of the following: a) 0.1 M…

A: A question based on volumetric analysis, which is to be accomplished.

Q: 1.00 mL of 0.1OOM NaOH is about 20 drops. How many milliliters of 0.100M NaOH are in 3 drops? (this…

A: We have given that 1.00mL of 0.100M NaOH  = 20drops     how many mL of 0.100M NaOH = 3 drops

Q: If 20.0 mL of a 6.0M HNO3 is diluted to 120mL, what is the final molarity of HNO3 after dilution?

A: Given data contains, Initial volume is 20.0 mL=0.02 L. Initial molarity is 6.0M HNO3. Final volume…

Q: Find the normality of NaOH if 15.30 mL of the base is used in the standardization of 2.0713 g of…

A: We have to find the normality of NaOH if 15.30 mL of the base is used in the standardization of…

Q: If we need 80mL of 0.3M NaCI, it is harder to calculate. For any dilution we can use the formula…

A: Given reaction is : Given initial volume = V1 = ? Initial molarity of NaCl = C1 = 5M  Formula of…

Q: 1. What should be the concentration of the salt if the required concentration of the acid component…

A:

Q: The sulfate ion level in a municipal water supply is given as 46.1 ppm. What is [SO42-] in this…

A: Answer: Concentration of sulfate ion given is 46.1ppm which means in 106g solution, 46.1g sulfate…

Q: 50X NaOH solution in 100 mL of 2.5X NaOH solution

A: Given,  V1 = 100 ml  S1 = 50X  S2 = 2.5X V2 = ?

Q: 3. Please fill in the following table Sample Final Final Volume of Concentration Volume of stock…

A: Given: 1. For Sample A: Initial concentration (c1) = 100% Final concentration (c2) = 60% Final…

Q: An effective germicide used in laboratories is a 70.0% v/v ethanol solution. This (v/v) means the…

A: We have to use unitary method for this.

Q: What is the molarity of the acetic acid solution if 45.0 mL of 17 M HC2H3O2 is diluted to 1.5 L?

A: Dilution The dilution process is the process to change (decrease) the concentration of solution in…

Q: To create a saturated solution with 200 grams of water at 50°C, what amount of KNO3 Would be needed?…

A: The answer to the following question is-

Q: 5. A stock solution of 0.1M of NazCOs is available. How many milliliters are needed to make a 100.0…

A: Answer:- This question is answered by using the simple concept of dilution in which a concentrated…

Q: Calculate the number of moles of ZnCI, in 100 mL of 0.300 M solution. O 3.00 x 10-2 O 0.300 30.0…

A: Molarity = no. Of moles/volume(ml)*1000

Q: How many grams of sodium chloride would make the solution below isotonic? Chlorobutanol 8g (E=0.24)…

A: Isotonic Solutions have same osmotic pressure. For this purpose following formula we can use -  π =…

Q: Which of the following is a false statement about permanent hardness in water? A. Permanent hardness…

A: Multiple Question on permanent hardness in water

Q: A 1000-mL solution with ethanol as solvent has 45.0% m/v KOH. How many grams of KOH are there in the…

A:

Q: How To Prepare 100 ML Of A 0.08 N Potassium Acid Phthalate (KHC8H4O4) Solution.

A: Detail mathematical calculation is shown below

Q: Mixing 10.00 mL of an aqueous solution with 10.00 mL of water represents a

A: Formula Used  Concentration = no of moles / Volume Given : Volume of solution = 10 mL Volume of…

Q: SOLUTION CHANGE IN TEMPE RATURE 15g Fe (150°C) + 80g Hu0(20°C) 12.56°C

A: GivenMass of iron = 15 gInitial temperature of Iron = 150°CMass of water = 80gInitial temperature of…

Q: How many milliliters of 5.0 M copper sulfate solution must be added to 228 mL of water to achieve a…

A:

Q: 3.) In the assay of NaHCO3, 3.0g of the solid is dissolved in 25mL water. What is the normality? How…

A: Normality = No of gram equivalents / Volume of solution (L) = Molarity * n n = No of H+ or OH- ions…

Q: A. The solution at 0.5 micoMolar B. The solution at 3.0 microMolar C. The Blank

A: The Stern-Volmer equation is given by  (Fo/F)=1+Ksv[Q] where Fo stands for  fluorescence intensity…

Q: How many grams per millilitre of NaCl arecontained in a 0.250 M solution.

A: Molarity: It is the parameter that expresses the amount of a solute that is present in one liter of…

Q: Which salt would have the least effect on the freezing point of the solvent? a 15M Naci b. 0.5M…

A: Formula: ∆Tf= i×kf×m  Assume there is same solvent for each.

Q: calculate the numbers of g of NaCl in 5.00 * 10^2 mL of 12.0% (m/v) solution

A: The (m/v) percent concentration of a solution is defined by the number of grams of solute present in…

Q: What is the standardization factor of this iodine solution?

A: Standardization is the process of determining the exact concentration (molarity) of a solution.…

Q: How many liters of a 5.8 ppm (m/v) Cu solution are necessary to obtain 1.00 g of Cu?

A: Parts per million (ppm) is a measurement of the concentration of a solution For dilute solutions,…

Q: Given a stock solution of 0.100 M CuSO4, describe how you would make a 10 mL standard 25 mM stock…

A: Let V1 be the initial volume of CuSO4        V2 be the final volume of stock solution.       M1  be…

Q: A solution contains a mixture of NazCO3 and NaOH. Using phenolphthalein indicator 25 mL of mixture…

A: In the titration of Na2CO3, and NaOH mixture with HCl in phenolphthalein, half of the Na2CO3 will be…

Q: In a healthy adult, mercury is removed from the body naturally but slowly. If a 500.0g piece of…

A:

Q: Calculate the concentration of the solution: 2 g C12H22O11 / 100 g H2O using % by Mass, % by Volume,…

A: Solution stoichiometry involves the calculation of the concentration of solutions in the given…

Q: 15.00 ml of a H3PO4 solution required 21.45 ml of 0.125 N NaOH fpr complete neutraliztion. calculate…

A:

Q: To prepare 200.0 mL of 0.01 M EDTA solution, how many grams of EDTA disodium salt dihydrate…

A: Molarity is one of the concentration terms that is defined as the number of moles of solute present…

Q: Calculate the concentration of drug on mg/mL basis containing 40mg/0.8mL.

A:

Q: Boric acid (H3BO3) is initially 3 moles/liter. Fifty milliliters of this acid solution is dikuted to…

A: Normality(N) is defined as the grams equivalent of solute present in 1000mL of the solution. N=Grams…

Q: The 08malic presqune associated welh salution in ä dialysis bag is 10.8 atma 25°C. What…

A: Given: Osmotic pressure of glucose = 10.8 atm Osmotic pressure of NaCl = 3×10.8 atm Temperature =…

Q: What is the new concentration if you take 300.0 mL of a 6.0 M CH3COOH stock solution and dilute it…

A: We have to find the new concentration

Q: Calculate volume of H2 at 0 degress C, 2.00atm, from 275mL of 0.725M HCl and 4.50g Mg.  Mg + 2HCl…

A: Given that : Reaction = Mg+ 2HCl → MgCl2+ H2 Pressure = 2.00 atm Volume of HCl =275mL Molarity of…

Q: How to prepare 25 ml of a 0.20 M Ni+2 solution from nickel (II) nitrate hexahydrate

A:

Q: Assuming that the volumes are additive, what volume of water must be added to 35mL of 15%  KOH to…

A:

Q: Calculate the amount in grams of solid K2CrO4 to make 100ml of a0.2 M aqueous solution of K2CrO4.…

A: Molarity is a concentration term for a solution. The molarity of the given solution is defined as…

Q: 8. When cyanide poisoning intravenously administered 2% sodium nitrite solution (p = 1.011 g/mL).…

A: Molar concentration is the representation of the number of moles of solute in a solution. In other…

Q: What is the Normality of a 25ml solution of Hydrochloric acid, that neutralizes 20ml of a 0.50N…

A: