How many grams of K2CO3 would you need to make 350 ml of 4M K2CO3?

Q: How many grams of sodium hydroxide are required to prepare 495.00 mL of a 3.837 M solution?

A: The molarity(M) of the solution is defined as the ratio of number of moles(n) of compound (NaOH,…

Q: a)How many milligrams of mercury(I) chloride (Hg2Cl2) must be present in a 288 mL sample of water to…

A: Given: volume of solvent (water)=288 mL ppm (m/v) of Hg2Cl2 = 4.40 ppm To find: mass of solute…

Q: How much water would 29.21 grams of an insoluble sample with a density per of 4.35 g/ml displace?

A: Given, the mass of the insoluble sample = 29.21 g The density of the sample = 4.35 g/mL We have to…

Q: hen 2.00 grams of KMnO4 (MW = 158.0 g/mol) is dissolved into 100.0 mL of solution, what normality…

A:

Q: How to prepare a 500 mL solution of 2.0 N Sulfuric acid (H2SO.) from concentrated bottle of Sulfuric…

A: First we will calculate normality of concentrated acid. Then calculate volume of this solution…

Q: Two liters of liquid A are mixed with two liters of liquidB. The resulting volume is only 3.95 L.…

A: A solution is said to show -ve deviation if the measured partial vapor pressures of the components…

Q: An experiment calls for 211 mL of 0.401 M NaCl solution. What mass of NaCl is required? Mass = What…

A: Mass = Molar mass * Molarity

Q: What volume of a 1.50 M lithium hydroxide (LiOH) would contain 0.45 moles of LiOH?

A:

Q: What is the mass in grams of KBr in 0.400 L of a 0.350 M solution?

A: The mass of potassium bromide can be calculated by simply using the molarity equation and putting…

Q: How many mL of 0.230 M HNO3 contain 8.20g HNO3?

A: Given that : The concentration of HNO3 = 0.230 M The mass of HNO3 = 8.20 g We have to determine the…

Q: A concentrated ammonia solution is labelled 35% (w/w). How many grams of ammonia are in 300g of the…

A: Concentrated ammonia solution is formed by addition of ammonia to the solvent.

Q: How many grams of LiF would be present in 575 ml of 0.750MSohetien

A: Given information is as follows: The molarity of the solution = 0.750 M The volume of the solution =…

Q: would be required to obtain 0.710 moles of Na⁺ ions?

A:

Q: How many grams of solute are in 1.50 L of a 0.750 M Al2O3 solution?

A: Molarity: It can be defined by saying that the number of moles of the solutes dissolved per liter of…

Q: How many grams of Na2SO4 are required to make 0.350 L of 0.500M Na2SO4?

A: Given:Volume of Na2SO4 = 0.350 L.Molarity of Na2SO4 = 0.500 M.Molar mass of Na2SO4 = 142.04 g/mol.

Q: What mass in grams of dextrose is required to prepare 4.224 L of D51/4NS solution?

A: Given that : We have to calculate the mass of dextrose required to prepare 4.224 L of D51/4NS…

Q: What is the new mass/volume (m/v)% of a KOH solution that is prepared by diluting 115 mL of a 6.3 %…

A: Given that: Initial concentration of KOH solution C1 = 6.3%(m/v)  V1 = 115ml Final volume (V2) =…

Q: How many equivalents are present in 5.0 g of Al3+?

A:

Q: a chemist wants to make 5.5 L of a 0.300 M CaCl2 solution. What mass of CaCl2 (in g) should the…

A: Given : Concentration of CaCl2 = 0.300 M And volume of solution = 5.5 L

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 calcium nitrate are in 134.7 mL of a 0.3212 M solution?

A: Molarity(M) is the moles of solute per unit volume of the solution in liters. It's unit is mol/L…

Q: How many ml of 1.5 M KMNO4 are required to make 1.50 L of 0.005 M ?

A: Molarity of stock solution (KMnO4) = 1.5 M  Final volume of solution = 1.50 L  Final Molarity of…

Q: “Concentrated” hydrochloric acid is an aqueous solution of 37.2% HCl that is commonly used as a…

A: 37.2 % HCl means that 37.2 g of HCl is present in 100 g of solution.

Q: How many moles of NH4SO4 are needed to make 3.45 L of a .250 M solution?

A: Moles of NH4SO4  can be calculated as follows

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: O How many grams of H;PO4 are required to prepare 3.00 L of 0.300 M solution?

A: Since you have posted multiple question so I have solved first one for you. If you want to be solved…

Q: How many milliliters of 2.00 M cesium fluoride would you need to dilute if you want to prepare a…

A: Number of mole of CsF before dilution and after dilution should be same. So,           M1V1 = M2V2…

Q: What is the total mass (mg) of a blue dye with a concentration of 19.5 mg/L in a 20 oz bottle…

A: Guven,  A blue dye in 20 oz bottle  Volume in 20 oz bottle  = 591 mL And , concentration = 19.5  mg/…

Q: How many g of NaCl are in 3 L of D5W ½ NSS?

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

Q: How many mL of 0.566 M HC is needed to make 26.00 ml of a 0275 M? M1V1 = M2V2

A: The difference in volume will be volume added.

Q: 2. How many moles of aluminum nitrate are required to prepare 3.00 L of 0.065 M solution?

A: Mol can be calculated by applying molarity Molarity may be defined as the number of moles of solute…

Q: A solution is prepared by diluting 0.7850 L of 1.262 M potassium sulfide solution with water to…

A: Concentration in terms of molarity is defined as the moles of solute present per litre of the…

Q: How many grams of KNO3 would be needed to prepare a 275 g of a 6.3% KNO3 solution?

A: Total amount of solution = 275 g % of KNO3 in the solution = 6.3 % All this are w/w % and we have…

Q: Q1: How can you prepare 250ml of 0.5M H,SO, (96%) when you know that the density of H,SO, is…

A: First of all we calculate the mass of solute in one liter of Solution, then calculate it required…

Q: How many grams of potassium chloride are contained in 378mL of a solution that is 1.85 M in…

A: Given Volume of solution = 378 ml = 0.378 L Molarity = 1.85 M ( mole /L) Molar mass of potassium…

Q: How many grams of solute are in 0.428 L of 0.450 M K2CO3 solution?

A: The number of grams of solute is in 0.428 L of 0.450 M K2CO3 solution is calculated as,

Q: What volume of 0.96 N CaCO, solution contains 216.2 grams of CaCO;?

A:

Q: How many grams of calcium chloride (CaCl2) are in a 1 M calcium chloride solution?

A:

Q: 450 mL of 0.65 M CH3OH ?

A: Given data: Volume of methanol = 450mL Molarity = 0.65 M

Q: How many mL of stock solution is required to prepare 50 mL of 12.5% H2O2 solution from 90% hydrogen…

A: We know that  a one percent solution defined as 1 gram of solute per 100mL final volume.

Q: How many grams of K2CO3 (MW = 138 g/n) are needed to make a 0.85 M solution within 3.6 L?

A: Concentration = Moles of soluteVolume of solution(L)   , thus ,  Moles of Solute= Concentration ×…

Q: How many grams of CaCl2 would you need to make 750 mL of a 2.00 mM CaCl2 solution?

A: Amount  of CaCl2  required to make 750 mL of a 2.00 mM CaCl2 solution is given below

Q: How many grams of glucose, C6H12O6, are in 450.0 mL of a 3.80 M?

A: Molarity (M) is the amount of a substance in a certain volume of solution.  Molarityis defined as…

Q: How many grams of NaOH are in 0.930 L of a 0.500 M NaOH solution?

A: The particular amount of substance (solute) that undergoes dissolution in a liter (L) of solution is…

Q: How many grams of C6H1206 is needed to make 150 mL of 0.250 M solution?

A: Given :-  Molarity of glucose solution = 0.250 M  Volume of solution = 150 mL  To calculate :-…

Q: Saline solution, a 0.92% (m/v) Sodium Chloride solution, is often administered intravenously to…

A: Given :-  %m/v = 0.92 %  Volume of solution = 345 mL  To calculate :-  Mass of sodium chloride (in…

Q: How many moles of calcium carbonate are there in a 2.50 L of a 3.44 M solution?

A: Given: Volume= 2.50 L Concentration= 3.44 M

Q: How much water would 29.21 grams of an insoluble sample with a density of 4.35 g/mL displace ?

A: Given information: Density is 4.35 g/mL Mass is 29.21 grams

Q: How many grams of methanol (CH3OH, FM 32.04) are contained in 0.100 L of 1.71 M aqueous methanol?

A: Moles of methanol = molarity x volume of solution                                 = 1.71 mol/L x…