10. How many grams of KMnO4 would you need to make 500 mL of a 0.2 M solution?

Q: How many grams of NaCl do you need to make 250.0mL of 1.30 M solution?

A: It is given that 1.30 M solution of NaCl is present that has a volume of 250 mL, the grams of NaCl…

Q: How many unpaired electrons do each of the following chemicals have? What are the total charges for…

A: The structure of benzoic acid is given as: There are no unpaired electrons in benzoic acid and the…

Q: How many grams of sulfuric acid, H2SO4 are needed to make 250 mL of a 1.22M solution?

A: Given,Volume of H2SO4 solution = 250 mL = 0.250 L     (1mL = 0.001 L)Molarity of H2SO4 solution =…

Q: How many grams of copper ( II ) nitrate hexa hydrate are needed to prepare 1250.0 mL of 0.115 M…

A:

Q: 6. The molecular weight of Potassium chloride (KCI) is 74.55 g/mol. How many grams would you need…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: ow many g of barium fluoride are needed to prepare 43.6 mL of a 1.55 M solution of barium fluorid

A: The molarity is the concentration term which is the number of moles of solute per liter volume of…

Q: How many liters of solution would be needed to produce 21.5 g of CaCl2 from a 0.842 M CaCl2…

A: Given: mass of CaCl2 , m= 21.5g Molarity of CaCl2 , M = 0.842 M   To find: Volume of solution needed…

Q: An aqueous solution is1.983% by mass of sodium sulfite pentahydrate, Na2SO3∙5H2O. What is the…

A: Molarity is defined as the number of moles present in 1 liter of solution. It is given as: Molarity…

Q: How many g of sodium carbonate are in 96.951 mL of a 95.697 mM solution?

A:

Q: How many moles of HCl are in52.3 mL of a 1.17 M HCl solution?

A:

Q: How many grams of solid potassium sulfate are needed to prepare 325.3 mL of 0.179 M potassium…

A:

Q: 7. What weight (in grams) of H₂SO4 would be needed to make 750.0 mL of 2.00 M solution?

A:

Q: How many moles of Calcium chloride are in 40.1 mL of a 3.0 M of CaCl2 solution?

A: Given: Molarity of CaCl2 solution is 3.0 M. Volume of solution is 40.1 mL. Molarity is defined as…

Q: How many grams of copper (II) fluoride are needed to prepare 802 mL of a 2.82 M solution?

A:

Q: How many grams of calcium chloride are needed to make 382 mL of a 2.54 M solution?

A: We have Molarity as 2.54 M, volume of solution as 382 ml, we have to calculate the mass of CaCl2…

Q: How many grams of NaCl do you need to make 250.0 mL of 1.30 M solution?

A: Given : concentration of solution = 1.30 M  And volume of solution = 250.0 mL = 250 / 1000 = 0.25 L…

Q: 5. How many moles of NaCl are contained in 100.0 mL of a 0.200 M solution?

A:

Q: How many grams of copper (II) iodide, CuI2, are contained in 368 mL of a 0.276 M solution?

A: Given values -> Volume = 368ml = 368 ×10^(-3) ( 1 litere = 1000ml)…

Q: How many grams of NaC2H3O2 (OR "N" a C2 H3 O2) would be required to prepare a 0.60 M solution with a…

A:

Q: want to dilute my lab’s stock solution of 11M NaOH. I pour 18.0ml of the stock solution into a…

A: Given : M1 = 11 M V1 = 18 ml M2 = 2.2 M

Q: How many moles of calcium carbonate are there in a 3.1 L of a 0.527 M solution?

A: Molarity = moles of solute/Volume of solution(L)

Q: An experiment calls for 225 mL of 0.330 MNaCl solution. What mass of NaCl is required? Mass What…

A: Given - Molarity of NaCl solution = 0.330 M Volume of solution = 225 mL = 0.225 L a) First determine…

Q: What mass of MgS in grams are in 215 mL of a 0.350 M solution of MgS?

A:

Q: How many grams of sucrose (molar mass is 342.30 g/mol) are in 373.2 mL of a 1.94 M solution?

A:

Q: moles of NaOH in 0.500 L of a 0.600 M NaOH solution

A: Given, Molarity = 0.600 M Volume = 0.500 L Formula, Molarity = (Moles / Volume) To calculate the…

Q: How many grams of potassium thiocyanate are required to make 3.4 mL of a 5.5 M solution?

A: Molarity = no. of moles /volume of solution(In L)  Number of moles = mass/molar mass  So, mass=…

Q: 7. How many Liters of 18.0M H2SO4 are required to prepare 1.0 L of a 0.900 M solution ?

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

Q: How many grams of calcium chloride in 100.0 mL of 25% solution?

A: The volume of the solution is = 100.0 mL The concentration of calcium chloride is = 25 % The mass of…

Q: How many grams of sucrose (molar mass is 342.30 g/mol) are in 582.6 mL of a 2.34 M solution?

A: Given that  Molarity of sucrose (C12H22011) solution =  2.34 M volume of solution = 582.6 ml molar…

Q: How many grams of potassium ferrocyanide must you use in order to make 100 mL of a 0.05 potassium…

A: Answer:

Q: How many moles of NaCl are required to make 250 mL of a 3.00 M solution?

A: The given information are recorded as shown below,

Q: How many mL of a solution of sodium sulfate 4M must you extract to prepare 57mL of a 1M solution in…

A: The molarity of sodium sulfate solution = M1 = 4 M The molarity of the sodium ions solution = M2 = 1…

Q: Determine the formula unit for the compound formed when each pair of ions interacts.

A: The formula for the following compounds is given as, Al3+ and OH- Formula – Al (OH)3 Name –…