A) Please calculate the molarity of a 578.0mL solution that contains 7.899g of calcium chloride (CaCl2). _____M B)When working in the lab, you notice that a procedure calls for 235mL of 3.456M NaOH solution. How many grams of NaOH should you dilute to make your solution? _______g C)What should be the total volume of the solution (in mL) if you needed to make a 0.2870M solution from 0.1267mol of KNO3? _____mL

Q: 100.0 mL of a 0.500 M solution of KBr is diluted to 500.0 mL. What is the new concentration of the…

A: The given problem relates to stock dilution, so we can use the below relation to calculate the final…

Q: How many microliters of original sample are required to produce a final dilution of 102 in a total…

A: according to Dilution law initial = final  M1V1 = M2V2  final dilution = M2 / M1 =10-2  (given)…

Q: 400.0 mL of a 0.455 M solution of NaCl is diluted to 900.0 mL. What is the new concentration of the…

A: Given, 400.0 mL of a 0.455 M solution of NaCl is diluted to 900.0 mLwe are asked to calculate the…

Q: 565 mL of water was added to 40.0 mL of 0.550 M MgCI, solution. Assume the volumes are additive.…

A: • The values provided in the question are:-       i) Initial concentration of MgCl2 solution, M1 =…

Q: 9. What volume of glacial acetic acid (in mL) is needed to prepare 200. ml of a 0.230 M acetic acid…

A:

Q: Concentrated sulfuric acid is 18.0 M. You need to make a 2.0 L of 1.0 M solution from this…

A: Given data: M1 = 18 M H2SO4 V1=? M2 = 1.0 M H2SO4 V2 = 2.0 L

Q: In the lab, you measure out 30.0 mL of a 6.0 M HCI solution. You then add distilled water until the…

A: Given:- Initially:- 6.0 M and 30 ml HCl Finally:- 100 ml Solution of HCl

Q: Determine the molarity of a solution made by dissolving 1.31 moles of CaCl2 in enough water to make…

A: The moles of CaCl2 is = 1.31 moles The volume of the solution is = 250.0 mL The molarity of the…

Q: An aqueous NaCl solution is made using 125 g of NaCl diluted to a total solution volume of 1.5 L.…

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

Q: 1) An aqueous solution contains  3.75% NH3 (ammonia) by mass. The density of the aqueous ammonia is…

A:

Q: 14. A solution of NaCl in water contains 58.5 g of NaCl in 500 mL of the solution. What is the…

A: Given data - mass of NaCl = 58.5g Volume of the solution = 500ml to calculate = molarity of the…

Q: 4. What volume of 12.0M HCl stock solution is required to produce 200mL of a 2.50M diluted solution…

A: We have to find, how much volume of stock solution of 12.0 M HCl solution is required to produce 200…

Q: Calculate the molarity

A: Molarity = number of moles of solute/volume of solution(in L)  Number of moles = mass/molar mass

Q: A KNO3 solution is made using 92.4 g of KNO3 and diluting to a total solution volume of 1.80 L.…

A:

Q: 200. milliters of a 3.75 Molar (M) NaCl solution diluted to 490.mL What will be the molarity of the…

A: Ans is 1.53M

Q: What mass of sodium chloride will you need to weigh out

A: Molarity = number of moles of solute/volume of solution (in L)/ so, number of moles = molarity ×…

Q: When 125 ml of 0.175 M Pb(NO₂), is mixed with 145 ml. of 0.210 M KBr. 4.92 g of PbBr, is collected.…

A: Limiting reactant - Reactant species which present in less amount  All the calculation will done on…

Q: A chemist has a 0.800 M solution of potassium hydroxide (molar mass = 56.1 g/mol). What mass of KOH…

A:

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

A:

Q: mL of the 50.0 ppt solution in the previous problem are require

A:

Q: 24. An aqueous solution of hydrochloric acid (HCI, molar mass = 36.5 g/mol) has a density of 1.18…

A:

Q: What volume of 0.220 M HBr solution (in mL) is required to obtain 0.0600 moles of HBr? A) 3.67 L B)…

A:

Q: molarity

A:

Q: 24) A solution is 2.25% by mass of KBr . How many grams of KBr are in 250.0 g of solution? C) 0.900…

A:

Q: there are_____ moles of solute in 800 milliliters of a 1 solution

A: As,the question is incomplete still I think that instead of 1 solution it should have been 1M…

Q: You dilute 6.50mL of a 0.987 M solution to a final volume of 50.00mL. Then, you take 25.00 mL of…

A:

Q: Calculate the molarity of the solution when 1005 mL of solution contains 0.037 g of barium acetate.…

A: Given: Mass of barium acetate=0.037 g Volume of the solution=1005 mL=1005/1000=1.005L…

Q: Determine the initial volume (in mL) needed to generate each of the following desired solutions by…

A: The formula used here is,M1V1 = M2V2Where,M1 =  Concentration of the stock solution V1 = initial…

Q: 22' A student needs to prepare 250 mL of a 0.200 M aqueous solution of sucrose, C₁₂H₂2011 (aq),…

A: Type of glassware: Beaker and erlenmeyer flask can not measure upto any decimal places.But the…

Q: I have 0.445 L of a 1.8 M NaCl solution. If I boil away some water until the volume of the solution…

A:

Q: 21. What volume of stock solution is needed to prepare 100.00 mL of 0.125 M solution from 2.50 M…

A:

Q: 12.What is the normality of HCl if 500 ml of acid contain 37.413 g from HCl gas.

A: The normality of the solution is equal to the equivalent moles dissolved per liter of solution. It…

Q: A solution contains 217 millimoles of sodium perchlorate in 100. mL of solution. (1) What is the…

A: (1)Convert the millimoles to moles and mL to liter.

Q: A chemistry teacher wants 95.0mL of 0.363 mol/L iron(III) chloride solution to react completely with…

A: