Determine the amount of potassium chloride in each solution. 18.5 g of a solution containing 1.08 %KCl by mass Express your answer in grams using three significant figures.

Q: The solubility of (NH4)2SO4 in water is 75.4 g of (NH4)2SO4 per 100 g of water. 34.2 g of (NH4)2SO4…

A: Solubility is defined as the maximum amount of solute that is dissolved in 100g of solvent. This…

Q: A chemist prepares a solution of sodium chloride (NaC1) by weighing out 7.20 g of sodium chloride…

A: Given: Mass of sodium chloride (NaCl) = 7.20 g. Volume of the solution made = 50 mL. We have to…

Q: A chemist prepares a solution of sodium chloride (NaCl) by weighing out 2.346 g of sodium chloride…

A: Concentration (w/V) = wt of solute in gram /volume of solution in Litre (V ltr)

Q: student is asked to make up a 16% sodium chloride solution. She makes the solution by weighing an…

A: Given that: Mass of the beaker = 98.56 g Mass of the beaker and sodium chloride = 114.71 g Mass of…

Q: A chemist prepares a solution of sodium nitrate (NANO,) by weighing out 281.1 g of sodium nitrate…

A: Given data, Mass of NaNO3 = 281.1g Volume of solution = 450.0mL

Q: The liquid substances mercury (density = 13.6 g/mL), water(1.00 g/mL), and cyclohexane (0.778 g/mL)…

A: Given: Density of mercury is 13.6 g/mL Density of water is 1.00 g/mL Density of cyclohexane is 0.778…

Q: A chemist prepares a solution of sodium carbonate (Na2CO3) by measuring out 25.g of sodium carbonate…

A: Given:Mass of Na2CO3 = 25.0 g.Volume of Na2CO3 solution = 100 mL = 0.1 L.Molar mass of Na2CO3 = 106…

Q: Give the mass of the solute and mass of the solvent for 1.30 L of a solution that is 17.0 %% of…

A:

Q: A chemist prepares a solution of barium chloride (BaCl,) by weighing out 17.1 g of barium chloride…

A: Find the solution below

Q: A chemist prepares a solution of sodium hyposulfate Na2S2O3 by weighing out 206.0g of sodium…

A: Given that, 206.0 g of sodium hyposulfate, Na2S2O3 dissolved in 300 mL of volumetric flask filled…

Q: A chemist prepares a solution of mercury(II) iodide (HgI,) by measuring out 9.14 mg of mercury(II)…

A:

Q: What is the percent by mass NaCl of a solution that contains 59.9 grams of NaCl and 87.6 grams of…

A: Solution: Here we have a solution contain 59.9 g NaCl and 87.6 g of water. To calculate: percent by…

Q: A chemist prepares a solution of iron(II) bromide (FeBr,) by measuring out 125. g of iron(II)…

A: Given-> Weight of FeBr2 = 125 gm  Volume = 350 ml = 0.350 L (1 L = 1000 ml)

Q: If you had to prepare a 0.200 M HCl solution from 17.0 mL of a 2.60 M HCl stock solution, to what…

A:

Q: A chemist prepares a solution of potassium permanganate KMnO4 by measuring out 23.g of potassium…

A:

Q: Determine the amount of potassium chloride in each solution. 21.7 g of a solution containing 1.04%…

A: Mass percent of the solution is equal to the ratio of mass of solute and mass of solution multiplied…

Q: A chemist prepares a solution of sodium chloride (NaCl) by measuring out 33.6 g of sodium chloride…

A: given :-  mass of NaCl = 33.6 g  volume of solution = 100. mL  to calculate :-  concentration of…

Q: A chemist prepares a solution of silver oxide (AgO) by weighing out 0.0208 mg of silver oxide into a…

A: From given data  mass of AgO = 0.0208 mg = 2.08 × 10-5 g volume of solution = 50 mL = 0.50 dL…

Q: Determine the amount of potassium chloride in each solution. 18.9 g of a solution containing 1.12 %…

A:

Q: A chemist prepares a solution of barium chloride (BaCl2) by measuring out 40.g of barium chloride…

A: Given,Mass of barium chloride = 40g.Volume of water = 350mL.The moles of barium chloride can be…

Q: Calculate the mass percent of a sucrose solution that is made by mixing 9.57 grams of sucrose into…

A:

Q: A chemist mixes 8.0 g of carbon tetrachloride with 25. g of thiophene and 85. g of…

A: Mass of carbon tetrachloride  = 8 gMass of thiophene                  = 25 gMass of…

Q: A chemist must dilute  40.6mL  of  105.μM  aqueous silver(II) oxide  AgO  solution until the…

A: Given: Initial concentration (original solution), M1 = 105 μM The initial volume (original…

Q: A chemist prepares a solution of silver(I) nitrate (AgNO3) by measuring out 389. μmol of silver(I)…

A:

Q: A chemist prepares a solution of calcium bromide (CaBr,) by measuring out 84.7 g of calcium bromide…

A:

Q: A chemist prepares a solution of iron(II) bromide (FeBr,) by measuring out 333. g of iron(II)…

A: The concentration or molarity of the solution can be determined by using the formula given below as;…

Q: You have a stock NaCl solution of 8 g/L.  You want to prepare 357 mL of a 5 mg/L NaCl solution.  How…

A: Given: The concentration of the stock NaCl solution = 8 g/L We have to find the volume of the stock…

Q: A chemist prepares a solution of sodium nitrate (NaNO,) by measuring out 83.1 g of sodium nitrate…

A: Mass of sodium nitrate (m) taken = 83.1 g  Volume of solution = 100 mL  Volume of solution in L =…

Q: A chemist prepares a solution of barium chloride (BaCl,) by measuring out 87. g of barium chloride…

A: Given: Mass of BaCl2= 87 g  The volume of the solution, V=350 mL= 350/1000=0.350 L [1 L = 1000 mL]…

Q: mol A chemist makes 550. mL of calcium bromide (CaBr,) working solution by adding distilled water to…

A: Given : volume of stock solution used = 160 mL  concentration of stock solution = 7.38 mol/L And…

Q: A chemist wants to make 5.0 LL of a 0.330 MCaCl2MCaCl2 solution. What mass of CaCl2CaCl2 (in gg)…

A: Given  Molarity of CaCl2 =  0.330 M                               = 0.330 mole/Liter Volume of…

Q: A student measures that the mass of a sugar solution is 5.70 g and the volume of the solution is 5.0…

A: Density = mass/volume              =5.70/5=1.14 g/ml

Q: A chemist prepares a solution of copper(II) sulfate (CuSo,) by measuring out 12. g of copper(II)…

A: Given  Mass of CuSO4  =  12 gram  Volume  = 300 mL                = 300 × 10-3 Liter…

Q: A chemist mixes 81.1 g of water with 72.2 g of methanol and 28.4 of acetic acid. Calculate the…

A:

Q: A chemist prepares a solution of silver(I) nitrate (AgNO3) by measuring out 78.μmol of silver(I)…

A: Molarity  :  molarity of a solute is the number of moles of solute present in 1 Lit. of solution. It…

Q: How many grams of KBr are in 250.0 g of solution?

A: Percent by mass = (mass of KBr/mass of solution) × 100%

Q: A chemist prepares a solution of barium chloride (BaCl,) by measuring out 48.6 g of barium chloride…

A: Assume whole volume of flask is occupied. Molecular mass of BaCl2 = 208 g

Q: A chemistry student needs 5.00 g of acetic acid for an experiment. She has available 250. g of a…

A: Given,  250 g of a 15.8% w/w solution of acetic acid in ethanol. And 5.00 g of acetic acid is needed…

Q: A chemist prepares a solution of iron(III) bromide (FeBr) by measuring out 325. g of iron(III)…

A:

Q: A chemist prepares a solution of calcium bromide CaBr2 by measuring out 38.μmol of calcium…

A: The mole of calcium bromide in 150mL is 23.8*10-6moles.The concentration of Calcium bromide is…

Q: A chemist prepares a solution of sodium thiosulfate Na2S2O3 by measuring out 147.g of sodium…

A: 147 g of Na2SO3 is dissolved in 250 ml water Step : 1 Conversion of mass into moles           mass…

Q: A chemist prepares a solution of sodium nitrate (NaNO, by measuring out 119. g of sodium nitrate…

A: Given: Mass of NaNO3=119 g Molar mass of NaNO3=84.9947 g/mol Volume of the solution=500 mL =…

Q: A chemist prepares a solution of sodium nitrate (NaNO,) by measuring out 120. g of sodium nitrate…

A: Given :- mass of NaNO3 = 120.g  Volume of solution = 450.mL  Tp calculate :- concentration of…

Q: prepare

A:

Q: umol A chemist must prepare 975. mL of 16.0 µM aqueous silver(II) oxide (AgO) working solution.…

A: Given : Final concentration of AgO = 16.0 µM Final volume of solution = 975 mL And Initial…

Q: A chemist prepares a solution of zinc oxalate (ZnC2O4 )by measuring out 4.97 mg of zinc oxalate into…

A: The concentration of the solution can be calculated using different methods. One of them is…

Q: Calculate the molarity of each solution 33.2 mg of KI in 122 mL of solution Express your answer…

A: The number of moles for a given chemical species refers to the ratio of mass of the species to that…

Q: A chemist prepares a solution of barium chloride  BaCl2  by measuring out  63.g  of barium…

A: