You have a method that requ (NażHPO4). It specify the 1.65 dissolved in 200 ml water. Yo stock. Calculate the mass yo heptahydrate to obtain the s

Q: An aqueous solution that is 15% by mass sodium chloride is prepared with 16 g of water. What mass of…

A: Mass% = Mass of solute x 100/Mass of solution

Q: 4. A sample of 0.892 g of potassium chloride (KCI) is dissolved in 54.6 g of water. What is the…

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

Q: A doctor orders that a patient receive 0.0036 mole of sodium chloride.  The only solution available…

A: Given a solution: 5.00 g per 500 mL NaCl solution. moles of NaCl required = 0.0036 mol Using the…

Q: An NaCl solution is made using 133 g of NaCl and dilutingto a total solution volume of 1.00 L.…

A: Molar mass of Nacl= 58.5 g/mol  Moles of Nacl=133/58.5= 2.27

Q: Q2. Calculate the percent by volume of benzene in the final solution, when 50 ml of benzene is…

A: Given that : Volume of benzene = 50 mL Volume of water used to dilute benzene = 100 mL So, Total…

Q: A solution is prepared by dissolving 52.7 g cesium chloride in 60.0 g water. The volume of the…

A:

Q: 2) 12.5g Of glucose (C6H1206) is dissolved in enough water to make 750.0 mL of solution. a) What Is…

A: Given Mass of glucose = 12.5 g Volume of solution = 750 ml standard value molar mass of glucose…

Q: Calculate the molenty of a solution in water to make 250 mL of gram of made by dissolving 18.5 g Pd…

A:

Q: Determine the amount in grams of KCI that exists in 20.3 g of a solution that contains 1.14% KCI by…

A: Explanation Mass percent There are different ways of expressing the concentration of a solution by…

Q: (a) At a temperature of 45 ºC, will a solution made with 13.37 g KNO3 in 15.0 g water be saturated…

A: A). According to the solubility chart, At 45 °C  mass of KNO3 soluble in 100 g of water = 71 grams.…

Q: You have 1500.0 g of a bleach solution. The percent by mass of the solute sodiumhypochlorite (NaOCl)…

A: Mass percentage of NaOCl =mass of NaOCl × 100total mass of bleach solution  3.62 = mass of NaOCl ×…

Q: 1. Calculation Vwater = 355 mL %3D 1 tablespoon salt = 15 g NaCl Density water = 1 g/mL Basing on…

A: Note: As per our company guideline we can answer only three subparts.Kindly repost the question…

Q: A 5.00% by mass dextrose solution contains how many grams of dextrose dissolved in 1.00 kg of water?

A: Mass percent :- The mass of solute in grams dissolved in 100 grams of solution is defined as mass…

Q: How many mL of an 8.56% solution can be prepared from 42.8 g of sucrose?

A:

Q: a) Calculate the number of atoms of 'C' in it. b) Calculate the number of atoms of 'H' in it. c)…

A:

Q: Q4: You want to prepare 1L of a solution containing 1ppm Fe. How many grams ferrous ammonium…

A: 1- First we will calculate the mass of this given salt :  Concentration of this salt is 1ppm that…

Q: How many grams of HNO3 are in 61.1 g of a solution that 30.0 % HNO3 by mass?

A: Use mass% formula to calculate the mass of solute HNO3 in its solution:

Q: If a stock solution of 25.0 g of sugar per 100. mL of solution is available, how much of this stock…

A: The amount of sugar in diluted solution is calculated as,

Q: A chemist must dilute 40.2mL of 1.26M aqueous sodium carbonate (Na2CO3) solution until the…

A: A solution is a homogeneous mixture of solute and solvent. its concentration is defined as amount of…

Q: What is the molarity of a solution that is prepared by mixing 37.0 mL of ethanol in 100.0 mL of…

A: Given, The volume of ethanol = 37 ml volume of water = 100 ml Volume of solution = 133 ml Density of…

Q: A 1M NaOH solution must be prepared, using 40 g of sodium hydroxide to that end. Up to which volume…

A: Given : Mass of sodium hydroxide i.e NaOH = 40 g And concentration of NaOH = 1 M

Q: Consider a solution prepared by adding 25.0 g NaCl to 125.0 g of water. a. What is the percent by…

A: Mass percentage describes the concentration of solute dissolved in a solvent. It is represented as…

Q: You have a solution that is 4.00 % mass or % (m/m). How many grams of solute do you have in 52.0…

A: Mass %ge of any solution is calculated by dividing the mass of the solute with the total mass of the…

Q: a student prepared a solution by adding 16.75 ml of ethanol (C2H5OH) to obtain a final solution of…

A: Ratio of volume of the solute to the volume of the solution multiply by 100 is known as the…

Q: How many liters of a 3.85 M K2SO4 solution are needed to provide 95.4 g of K2SO4(molar mass 174.01…

A: The molarity of the solution is given as 3.85 M K2SO4 and it is required to calculate the volume. To…

Q: Someone needs a 0.125 M sulfuric acid solution. What volume (mL), of a 18.00 M sulfuric acid…

A: To find: A volume of 18 M sulfuric acid required to prepare 250 ml of 0.125 M sulfuric acid…

Q: Commercial perchloric acid is an aqueous solution containing 70% by mass HCIO, (100.46 g mol") and…

A: Mass percentage or percentage by weight is one of the concentration terms that indicates the mass of…

Q: what mass of sodium hydroxide, NaOH, is required to prepare 250.0 g of solution that is 8.00% NaOH…

A:

Q: How many mL of water do you need to add to 171 mL of a 0.42 M solution of acetone in order to create…

A: Initial concentration, M1 = 0.42 M The initial volume of solution, V1 =171 mL Final concentration,…

Q: lead is a toxic metal that affects the central nervous system. A Pb-contaminated water sample…

A: The density of any substance or liquid is calculated by the formula: d=mV Where, m is the mass of…

Q: An aqueous solution that is 25% by mass sodium chloride is prepared with 21g of water. What mass of…

A:

Q: Calculate the molarity of a solution prepared by diluting 343. mL of 0.337 M K2Cr207 with 660. mL of…

A: Given the volume of K2Cr2O7 solution =343 mLmolarity of K2Cr2O7 solution =0.337 Mthe solution was…

Q: A concentrated (stock) HNO, solution is 70.3% by mass and has a density of 1.41 g/mL. How much of…

A:

Q: Q No 13 Given dat hydrogen peroxide H₂O₂ is 30% by mas density = 111 g/cm³ Molarity = ?

A:

Q: 1. Consider the following solution: the solute has a mass of 8.55 g and the mass of the solvent is…

A: Ratio of mass of solute present in the solution to mass of solution multiply by 100 is known as %…

Q: 34g of sodium fluoride was dissolved in 245g of water. What is the mass pwercent of sodium fluoride…

A: The mass of solute in gram present in 100 g solution is known as the mass percent concentration of a…

Q: Describe how you would prepare 200 ml (total volumn) of a solution that is 50% acetic acid by…

A:

Q: How many grams of CaCl, are needed to make 474.8 g of a solution that is 32.0% (m/m) calcium…

A: We have given 32% (m/m) solution of CaCl2 Mass of solution is 474.8 g Mass of CaCl2 =? Mass of water…

Q: Vinegar is a solution of acetic acid (the solute) in water (the solvent) with a solution density of…

A: There are many ways to designate solutions' concentration such as molarity, mass percent or…

Q: You wish to prepare a solution that is 12% sodium chloride by mass How much sodium chloride is…

A: Given :-  % (w/w) of NaCl solution = 12 %  Mass of solution = 2.0 kg  To calculate :-  Mass of NaCl…

Q: An aqueous potassium iodate (KIO,) solution is made by dissolving 561 grams of KIO, in sufficient…

A: Given: The mass of KIO3 = 561 g The final volume of the solution = 3.30 L We have to calculate the…

Q: A solution is made with 14.97 g of the sugar Laneyalos in a 50 mL volumetric flask of mass 30.43. If…

A: Given: mass of sugar Laneyalos = 14.97 g Combined mass = 82.67 g

Q: A 10µg/ml solution is prepared by diluting. ul of a 10mg/ml solution into 1ml of water.

A: Here we are diluting the concentrated sample to get a diluted sample.

Q: Describe how you would prepare 250 ml (total volume) of a solution that is 0.25% phenolphthalein by…

A: 0.25% by mass means 0.25 g phenolphthalein is present in 100 g of solution. Or , in other words,…

Q: mL of a concer hydroiodic acid solution to a total volume of 5 concentration of the dilute solution?

A:

Q: a stock sulfuric acid solution contains 98.0% of sulfuric acis and its density is 1.840 g/mL. how…

A: Since the mass percent of sulfuric acid is given 98 %  And mass % = mass of sulfuric acid X 100 /…

Q: A solution contains 0.600 g Mg2+ in enough water to make a 1825 mL solution. What is the…

A:

Q: What is the concentration of a solution formed by diluting 24.03mL of a 6.11M glucose solution to…

A:

Q: A 25mg/L solution is prepared by diluting ul of a 50g/L solution into 10ml of water.

A: To determine the concentration of diluted solution, the following equation is used. M1V1 = M2V2 On…