The chemist, Anna Lytic, must prepare 1.00 kg of 15.0% (w/w) acetic acid using a stock solution which is 36.0% (w/w) acetic acid (d = 1.045 g/mL). Which of the following combinations will give her the solution she wants?   417 mL of 36% acetic acid in 583 mL of distilled water   417 g of 36% acetic acid in 583 g of distilled water   360 mL of 36% acetic acid in 640 mL of distilled water   360 g of 36% acetic acid in 640 g of distilled water

Q: What is the normality of 50g sodium bicarbonate in a 700ml solution.    Formula: N= M x F

A: Normality is defined as number of gram equivalent dissolved in per liter of solution. Or, it can be…

Q: Mr. Kim added 50.0 ml of alcohol with enough water to make a 400 ml of solution. What is the…

A: Given: Volume of alcohol = 50.0 ml Volume of solution = 400 ml

Q: What is the concentration of magnesium ions mEq/L) if you make a 250.00 solution with 0.062 g of…

A: Ans 1.3mEq/L

Q: Question 6 24.8 g of NaClI is added to water to make 534.0 g of solution. Calculate the mass percent…

A: Mass of NaCl = 24.8 g Mass of solution = 534.0 g

Q: A 1.5L nitric acid solution was prepared by mixing 5mL of concentrated nitric acid (SG = 1.42) with…

A: Volume of final solution = 1.5 L  Volume of nitric acid taken = 5 mL

Q: For the following reaction: H₂CO3 + 2 NaOH →→→ Na₂CO3 + 2 H₂O Calculate the normality of a solution…

A: Given that :  Mass of H2CO3 = 2.85 g  Volume of solution = 932ml

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: 6. Suppose the student performs the experiment in the previous problem, what is the percent yield if…

A: percent yield = observed yield Theoretical yield * 100

Q: A chemist has three different acid solutions. The first acid solution contains 25%25% acid, the…

A:

Q: 0.2356 g sample containing only NaCI (58.44 g/mol) and BaCl (208.23) g/mol) yielded 0.4637 g of…

A: The first question involves determining the percent composition of a sample that contains two…

Q: Will a ppt of MGF2 (s) form if 95 mL of .90 M Mg2+ (aq) with 35 mL you mix of 1.1 x 10-5 MF (aq).…

A: Given that:  95ml of 0.90 M Mg2+ + 35ml of 1.1×10-5M F- Total volume = 95ml + 35ml = 130ml

Q: 4. TRUE or FALSE. Entropy decreases with a decrease in temperature. 5. TRUE or FALSE. Decreasing…

A: Acids are substances which can accept a lone pair of electrons while bases are substances that can…

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: 130 120 110 100 NANO, 90 80 70 60 SO NH&C 40 KCI Naci 30 20 KCIOS 10 Cez(SOa)3 10 20 30 40 50 60 70…

A: 60g of KCl at 50°C is

Q: A solution is made using 200.0 mL of methanol (density 0.7920 g/mL) and 1005.1 mL of water (density…

A: Given :  Volume of methanol = 200.0 mL  Density of methanol = 0.7920 g/mL Volume of water = 1005.1…

Q: A hospital saline solution is analyzed to verify its concentration. A 50.0-mL sample of the solution…

A: Check the formula to calculate the percentage of NaCl and use it for percentage calculation.

Q: A solution of sodium thiosulfate, Na2S₂O3, is 0.2657 M. 12.82 mL of this solution reacts with 38.74…

A: Since you have asked multiple questions, we will solve the first question for you if you want any…

Q: Three alcohol solutions with varying concentrations were mixed together. Solution 1 is 160mL of…

A: % of volume of alcohol in mixture  = (total volume of alcohol ÷ total volume of mixture) ×100 %

Q: How much of K204 should be weighed to prepare 1.4 L of K2SO4 solution with the K + concentration of…

A: Givenconcentration of K+ ion = 3.5 mg/mLvolume of K2SO4 prepared = 1.4 LCalculate mass of K2SO4…

Q: Solve the problems and show your solutions. a) A typical household vinegar contains 5.00% v/v…

A: Density of acetic acid = 1.05 g/mL 5.00% v/v acetic acid solution means 5 mL of acetic acid…

Q: You want to prepare 450.0 mL of a 145 ppm K+ ion solution.  The density of the solution is 1.01…

A: 1 mg solute per 1 kg of solution is known as 1 ppm.

Q: Is it true that you need to take 30.4 mL of concentrated HCl (23 °Be, density=1.1885 g/mL,…

A: Given density = 1.1885 g/mL molar mass of HCl = 36.5 g/mol we know, molarity = density molar…

Q: How do you prepare a 750 mL of 0.25M sulfuric acid solution?  The available stock is 50.0 mL of 18…

A: Molarity can be expressed as moles per litre. Hence moles will be equal to molarity multiplied by…

Q: 5. A sample of saline contains 45 ml of saline in 128 ml of water. What is the percent by volume of…

A: Solution :       Concentration in percentage by volume is expressed as the fraction of volume of…

Q: The molecular weight of KCl is 74.55. In microlitres, what volume of a stock solution of 25% KCl…

A:

Q: Calculate the volume in mL of a solution required to provide the following: (a) 2.14 g of  sodium…

A: (a)Given weight of NaCl = 2.14 gram [NaCl] = 0.270 M

Q: Ringer’s solution is an intravenous solution used for the replacement of electrolytes when an…

A:

Q: The following reactions happen simultaneously when HCl is added to a mixture of Mg(OH)2 and MgCO3:…

A: Given :  Mass of mixture = 25 gm  % of MgCO3 = 35.2  % of Mg(OH)2 = 64.8  Density of HCl solution =…

Q: A student had 3 test tubes, each with 100 g of water in it. First test tube: 180 g of C6H1206 is…

A: Answer: Amount of solute dissolved in 100g solvent at the given temperature, is called as the…

Q: 90 NANO, 80 70 60 CaCl 50 Pb(NO,)2 40 NaCi 30 KCI 20 KCIO, 10 Ce,(SOJa O 10 20 30 40 50 60 70 80 90…

A: Given data: The temperature of a saturated solution of Pb(NO3)2 = 30°C. The mass of Pb(NO3)2 that is…

Q: Calculate the final concentration when a 28.0 mL sample of 25% (m/v) sodium chloride solution is…

A:

Q: A solution is prepared by dissolving 10.44 g of NaCl in enough water to make 500.0 mL of solution.…

A:

Q: Calculate the volumes, in mL, of: ethanol, C2H5OH (ρ= 0.789 g/mL), that must be dissolved in water…

A: Molecular weight of ethanol=46 g and       Molecular weight of HCl is 36.5 g

Q: Hydroiodic acid is currently listed as a Federal DEA List I Chemical since a combination of HI and…

A: The question is based on the concept of mass percentage.   amount of substance present in hundred…

Q: when 15.00 mL of water is added to 5.25 mL of LiCl, what is the volume percent concentration (v/v%)

A: Volume by volume percentage (v/v%) is the volume of the any component (Solute or Solvent) in total…

Q: a concentrated form that is 37.0% hydrochloric acid by mass and has a density of 1.20g/mL. How can…

A:

Q: An aqueous mono-protic acid, with a concentration of 0.340 M was taken and 110. ml of this acid was…

A:

Q: 7. During week l's lab we investigated the effect of different soaking solutions on the behavior of…

A: Calculation is given below for complete the table.

Q: Which of the following sugar solutions is the most concentrated?   5 g of sugar in 40 mL of water 2…

A:

Q: Hydrochloric acid (11.4 mL of 0.230 M) is added to 279.0 mL of 0.0720 M Ba (OH), solution. What is…

A: Using stoichiometric ratio of balanced reaction we can calculate how many moles of reactant reacts…

Q: Based on the solubility curve above, which substance is MOST SOLUBLE at 50°C? O KNO3 O NaCI O KCI O…

A: Solubility curve: The solubility curve is the graphical representation between the solubility and…

Q: How would you prepare 350 mL of a 1:20 glucose solution? Write your answer with two digits past the…

A: 1:20 glucose solution means 1/20 dilution factor., Volume of solution = 350 ml Required weight of…

Q: Concentrated acetic acid is 15 M. What is the molarity of an HC2H3O2HC2H3O2 solution prepared by…

A:

Q: How do you prepare a 750 mL of 0.25M sulfuric acid solution?  The available stock is 50.0 mL of 18…

A: Mole = Molarity× volume (in Litres)

Q: 4. An isopropyl solution contains 70 ml of isopropyl alcohol in 1.8 L of water. Wha percent by…

A: Given values are , Volume of solute= 70 mL Volume of solvent = 1.8 L= 1800 mL Now, Volume of…

Q: A solution with 100 g of water contains 100 g of dissolved sodium nitrate at 30°C. what is this…

A:

Q: A chemist added 40 ml of pure acetic acid to 100ml of 20% v/v solution of acetic acid in water. What…

A:

Q: What is the mass of H2SO4 (molar mass 98 g/mol) in 400. mL of 0.100 M solution? O 3.92 g O 4.90 g…

A: Given, Concentration of the solution = 0.100 M= 0.100 mol/L Volume of the solution = 400.0 mL = 0.4…