The salinityof a solution is defined as the grams of totalsalts per kilogram of solution. An agricultural chemist uses a so-lution whose salinity is 35.0 g/kg to test the effect of irrigatingfarmland with high-salinity river water. The two solutes are NaCl and MgSO₄, and there are twice as many moles of NaCl asMgSO₄. What masses of NaCl and MgSO₄ are contained in 1.00 kg of the solution?

Q: A chemist prepares a solution of iron(II) bromide (FeBr,) by measuring out 58.6 g of iron(II)…

A: Given, Mass of iron (II) bromide (FeBr2) = 58.6 g Volume of the flask = volume of the solution = 250…

Q: 3. A student carried out the synthesis of aspirin as described using 3.00 g of salicylic acid and…

A: #3: Mass of salicylic acid (MW = 138.12 g/mol) used = 3.00 g  Volume of acetic anhydride used, V =…

Q: What mass of K2CO3 is needed to prepare 80.0 mL of a solution having a potassium ion concentration…

A: We have to calculate the mass of potassium carbonate.

Q: A 249.0 mL aqueous solution of 44.0 mM CoCl₂ is combined with 596.0 mL of aqueous 66.0 mM K3PO4. If…

A: We have to calculate the mass of precipitate formed for the reaction

Q: in the lab you start with 900 ml of a 2.5 m soultion of H2SO4 for an experiment you need to heat the…

A: The objective of this question is to find the molarity of the H2SO4 solution after it has been…

Q: What mass of K2CO3 is needed to prepare 82.0 mL of a solution having a potassium ion concentration…

A:

Q: 4. For the following reaction, OH O OH salicylic acid C7H6O3 138.12 g/mol acetic anhydride C4H603…

A:

Q: molarity

A:

Q: What is the Molarity(M) that results from dissolving 8.60 g of KNO3into water so that the solution…

A:

Q: A solution is prepared by dissolving 83.45 grams of potassium bicarbonate (KHCO3) in 524.6 grams of…

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

Q: A 500 mL aqueous solution of Na3PO4 was prepared using 82g of the solute. What is the molarity of…

A: A numerical problem based on molarity concept, which is to be accomplished.

Q: 3. You receive a request to manufacture a stock solution of magnesium chloride, so that when it is…

A: We have to determine the weight of magnesium chloride requires to prepare solution of magnesium…

Q: A stock solution of potassium permanganate (KMNO4) was prepared by dissolving 10.0 g KMNO4 with DI…

A: To solve this problem we will first calculate the number of moles of KMnO4   Then Molarity will be…

Q: 31. A Yadio chemist prepames a cobalt sample 0.100 moks trom AS pert contrining of 58CO· As per…

A: Answer :-  Half-life of 58Co =  70.87 days…

Q: A sample of concentrated nitric acid has a density of1.41 g/mL and contains 70.0% HNO₃by mass.(a)…

A: Given: Density = 1.41g/mL Mass % of HNO3 = 70.0% We need to find the mass of HNO3 and Molarity of…

Q: Calculate the normality of a solution containing 217 grams of CaCO3 in 747 ml of solution? (Atomic…

A:

Q: 4.00 mL of a 7.20 x 10 M solution of an unknown acid is diluted with 6.00 mL of hexane, forming…

A: Dilution equation can be used to calculate the concentration of a solution made from certain volume…

Q: A solution of sucralose (molar mass=397.6 g/mol) was made by dissolving 23.20 g of sucralose into…

A: Moles of sucralose = given mass/Molar mass. And Molarity= moles of solution / volume in litres.

Q: 1. A solution was prepared by dissolving 1210 mg of K3Fe(CN)6 (MM=329.2 g/mol) in sufficient water…

A:

Q: Calculate the molarity of a solution containing 107 grams of NaCl in 1021 ml of solution? (Atomic…

A: Molarity of a solution can be calculated by dividing the moles of the solute with the volume of the…

Q: A venti pour Blonde Roast coffee from Starbucks contains 232 mg of Caffeine (C8H10N4O2) per 20.0…

A: Given ,          mass of caffeine=232 mg=0.232 g        volume of solution-20.0 fluid ounces

Q: e concentration (in M)

A:

Q: copper chloride 6  a 5.2540 g sample of magnesium-zin alloy is dissolved in hyfrochloric acid to…

A:

Q: 3.459 gof plant food was dissolved in water and mixed with a solution ofMgSO4​followed by slow…

A:

Q: Payalben

A:

Q: Part B 29.53 g C6H12O6 in 1.13 L of solution Express the molarity in moles per liter to three…

A: Part B -  Given that - mass of C6H12O6 = 29.53 g  Volume of the solution = 1.13 L = 1130 mL  Molar…

Q: A 3.72 g sample of iron ore is transformed to a solution of iron(II) sulfate, FeSO4. This solution…

A: Given : Molarity of K2Cr2O7 = 0.110 M Volume of K2Cr2O7 = 60.9 ml. Reaction given :

Q: What volume of a 6.21  M M stock solution do you need to prepare 250.  mL mL of a 0.0604  M M…

A: We have to dilute a stock solution, and have to find its volume

Q: 1) KOH and NaOH are dissolved in water to form a 2.48 molar solution. If 42.9 g of NaOH are used and…

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

Q: A 163.0 mL aqueous solution of 50.0 mM CoCl2 is combined with 532.0 mL of aqueous 68.0 mM K3PO4. If…

A: Given:   Molarity of CoCl2=50.0 mM ( 1mM = 0.001 M)                                   = (50.0×0.001)…

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: ow many milliliters of a stock solution of 10.0 M HNO3 would you have to mL you dilute 21.0 mL of…

A: Part A: Given data set: M1= 10.0 M M2= 0.200 M V1=? V2= 0.500 L Using dilution formula: M1*V1=…

Q: A solution is made by dissolving 25.1 g of barium acetate, Ba(CH3CO0)2, in enough water to make…

A:

Q: References Use the References to access important values if needed for this question. Potassium…

A:

Q: A pharmacist makes an antibiotic ointment by mixing 0.875 g of bacitracin with 24.125 g of a base…

A: Given data,Mass of bacitracin=0.875gMass of base compound=24.125g

Q: A solution is made by mixing 48.2 g of alcohol into 100.0 mL of water (DH2O = 1.00 g/mL). What is…

A: Given ; mass of alcohol = 48.2 g  And volume of water = 100 mL  Since density of water = 1 g/mL…

Q: a lethal dose of sodium cyanide (NaCN ) is 1.52E_(21) molecules. How many grams of NaCN is this

A:

Q: A chemist needs 13.81 mL of 1.458 M NaCl. What volume in mL of 3.767 M NaCl must be diluted in water…

A: Moles before dilution and after dilution ae same as per mole concept.

Q: calculate the number of moles of HCI in 5 ml of conc. HCl whose density 1.19.g/cm3 and it contains…

A:

Q: A 1.440 M solution of CH3OH Express the molarity as an integer. B. 0.21 MM solution of…

A: We are given the molarity of solution as 1.440 M and we need to write this value as an integer. And,…

Q: What is the volume of concentrated HCl  to make 100 mL of 0.10 M HCl? ( density of concentrated HCl…

A: Molarity of the desired HCl solution, C = 0.10 M or 0.10 mol/L  Volume of the desired HCl solution,…

Q: 2) What is the molarity of a KNO3 solution that is prepared by dissolving 31.0 grams KNO3 in enough…

A:

Q: What is the molarity of a solution in which 71.37 grams of sodium nitrate, NaNO3 are dissolved in…

A: Molarity of solution is defined as numbers of moles of solute dissolved per litre of solution.

Q: in a solution of Cu2SO4 is dipped a sheet of zinc 6.4g. After some time it is noticed that the zinc…

A: Given Mass of copper discharged = 0.47 g Chemical reaction involved Cu2SO4 + Zn   → ZnSO4 + 2Cu  By…

Q: DinuLLON Process of dilution: add solvent to conc, soln, "concentrated" solution of solute X…

A: Molarity is a concentration term which is used to define the concentration of the solution. Molarity…