What is the molarity of a solution prepared by taking 6.864 g of potassium permanganate (KMNO 4) and dissolving it in 265 g of water? Assume the density of the final solution is 0.995 g/ml. O 0.257 M O 0.160 M O 0.163 M 0.0259 M

Q: Determine the molarity of a solution formed by dissolving 97.7 g LiBr in enough water to yield 750.0…

A: Mass of Li Brw=97.7g   Molar mass of Li BrM=87g/mol   Volume V=750ml=0.750L

Q: If 27.4 mL27.4 mL of the barium hydroxide solution was needed to neutralize a 3.82 mL3.82 mL aliquot…

A: The balanced Chemical equation given in the question - Ba(OH)2 + 2HClO4 ----> Ba(ClO4)2 + 2H2O…

Q: Of the following substances, which ones are generally soluble in water? O NagPO4 O AgCI O K2SO4 O…

A: There are a few rules for determining solubility:- We will consider them to get the correct answer.

Q: What volume in liters of 0.250 M H2SO4 is required to neutralize a solution prepared by dissolving…

A: Neutralization reaction: The hydrogen ion of acid reacts with the hydroxide ion of a base to form…

Q: How many grams of cobalt(II) chloride hexahydrate (CoCl2•6H2O; molar mass = 237.9 g/mol) are…

A: Calculation  of mass by molarity  formula.   Given Data Volume = 475 ml Molar mass of cobalt…

Q: What is the molarity of a solution that contains 0.40 mol HCI in a 9.79L solution? O 5.67 M O 0.0133…

A: Solution contains 0.40 moles of HCl. Volume of solution = 9.79 L

Q: What is the molarity of a solution prepared by dissolving 0.178 moles of KI in enough water to make…

A: Given, n= 0.178 mol. Volume = 750 mL                = 0.75 mL.

Q: Calculate the mass of solute required to prepare 4.0 L of 0.50 M aluminum hydroxide.

A: We know that Molarity = Number of moles/ Liter Using this formula we can solve this problem

Q: Question attached

A: Molarity It is defined as number of moles of solute in 1 liter of solution. It is represented by the…

Q: The density of a 7.50% solution of ammonium sulfate, (NH 4) 250 4, is 1.04 g/mL. What mass of (NH 4)…

A: Given  %(w/w) = 7.50 %  Density of solution  = 1.04  gram/mL Volume of solution = 750 mL  Mass of…

Q: An aqueous solution (ρ = 0.988 g/mL) is 6.00% methanol CH3OH (molar mass = 32.04 g/mol) by mass.…

A:

Q: Consider the precipitation reaction that takes place when a water solution of aluminum nitrate,…

A: On reacting above two aluminium phosphate precipitate and potassium nitrate form as side product.

Q: What is the molarity of a solution that contains 74.6 g of magnesium chlorate (Mg(ClO3)2) dissolved…

A: Molarity of a solution is defined as number of moles of solute dissolved in per litre of a solution.…

Q: A sample of 0.0255 mol potassium hydroxide was dissolved in water to yield 10mL of solution. What is…

A: Molarity (M) is the ratio of the number of moles of KOH(n) and Volume(V) of KOH [in litre(L)]. That…

Q: 3. A 12.5% (w/w) NiCl2 (129.61 g/mol) solution has a density of 1.149 g/mL. Calculate a. the molar…

A: As per our guidelines we can only solve first question. Please resubmit the other questions as next…

Q: Given a 3.28 M solution of magnesium nitrate, Mg(NO3)2, whose density is 1.16 g/ml, determine the…

A:

Q: How many grams of NaCl are there in 75 mL of a 2.1 M solution of NaCI? O 9.2 g O 4.8 g O 0.71 g O 18…

A:

Q: 8. Determine the molarity of a solution formed by dissolving 97.7 g LiBr in enough water to yield…

A: Molarity (M) of a solution is defined as the number of moles of solute dissolved per volume of the…

Q: The solubility of magnesium hydroxide, Mg(OH)2, in water is 9.0 × 10–4 g/100 mL. What volume of…

A:

Q: Whens 28 g of KOH dissolves in enough water to make 250 mL of solution, what is the resulting…

A: We have 28 g KOH , 250 ml of solution, we have to calculate the Molarity.

Q: You can click on the Review link to access the se A sodium nitrate solution is 14.4 % NaNO3 by mass…

A: Given: Percent by mass of NaNO3 = 14.4 % And density of the solution = 1.02 g/mL.

Q: Use the concept of molarity to calculate the molarity of a solution prepared by dissolving 25.00 g…

A: Mass of Co(NO3)2  = 25.00 g  Volume of soln  = 500.0 mL = 0.500 L  Molar mass of Co(NO3)2  = 182.94…

Q: Consider a solution prepared by adding 2.70 g acetic acid, CH3CO2H, to 122.8 g of H2O. (a) what is…

A: Given: Mass of water = 122.8 g. And mass of acetic acid = 2.70 g.

Q: An antacid tablet has a mass of 1.45 g and neutralizes 61.83 mL of a 0.291 M HCl solution. What is…

A: Given that -  Mass of antacid tablet = 1.45 g  Volume of Hydrochloric acid, HCl used = 61.83 mL…

Q: In an oxidation reaction, Iron (II) iodide converted into Iron (III) oxide and iodine gas. What…

A:

Q: What is the molarity of a solution prepared by dissolving 26.2 g of KCI in enough water for a total…

A:

Q: Oxalic acid crystals have the molecular formula (CO2H)2 ∙2H2O. Calculate the molarity of a solution…

A: Molarity is defined as the number of moles of solute dissolved per liter of the solution.  That is,…

Q: Calculate the molarity of a solution prepared by dissolving 6.80 grams of AgNO3 in enough water to…

A: In this question, we want to determine the Molarity of the AgNO3 Solution.  How to calculate it, I…

Q: How many moles of salt is produced when solutions of barium chloride and sodium chromate are added…

A:

Q: A solution containing 150 grams of CaCl2 (110.98 g/mol) is dissolved in 1.00 L of water. what is…

A: Given data: Mass of CaCl2 = 150 g, Molar mass of CaCl2 = 110.98 g/mol, Volume of water = 1.0 L…

Q: Citric acid, H3 C6 H; O7 occurs in plants. Lemons contain 5% to 8% citric acid by mass. The acid is…

A: Given- Molal concentration of citric acid solution = 0.657 m Density of solution = 1.049 g / ml To…

Q: What mass of potassium nitrate is in 2.50 L of a 1.26 M solution? The molar mass of potassium…

A: Hence 4th option is correct that is 318 gram

Q: .1L of commercial grade hydrochloric acid is added to water to bring the total volume of the…

A: The volume(V1) of commercial grade HCl=0.1 L. The molarity(M1) of commercial grade HCl=12.4 M, The…

Q: A chemist starts with 25.0 mL of a 0.20 M NaCl solution and dilutes it to 500 mL. What is the…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: How many g of Fe(NO3)3 are present in a 20.0 mL sample of a 0.500 M solution? A) 2.14 g B) 9.68 g C)…

A: Number of moles can be calculated from the given Molarity:

Q: 1.Determine the molarity of a potassium hydroxide solution if it takes 38.2 mL of the solution to…

A: Three numerical problems based on mole concept, which is to be accomplished.

Q: What are the molarities of the following solutes when dissolved in water? a. 7.69 mmol C2H5OH in…

A:

Q: How many grams of magnesium phosphate, Mg3(PO4)2, would you need if you were required to make 270.0…

A: MOLARITY: Molarity is defined as the measure of the substance with a specific volume of the solution…

Q: A solution is made by dissolving 29.2 g of magnesium nitrite, Mg(NO2)2, in enough water to make…

A:

Q: A solution of highly concentrated Sulphuric acid having Molarity 18 M of volume 25 ml was diluted to…

A: The initial molarity of the sulfuric acid is = 18 M The initial volume of the sulfuric acid is = 25…

Q: If you add 250 ml of water to 250 ml of a 1.8M NaOH solution, what will the molarity of the diluted…

A: According to law of dilution, the number of moles of solute remains constant in the solution. During…

Q: A solution, which is 16 % by mass C3H,0 in water, has a density of 0.9710 g/ml. The molarity of this…

A: Molarity is defined as the number of moles of the solute divided by the volume of the solution in…

Q: If 1.80 moles of NaCl was dissolved in enough water to make 3.60 L of solution, what is the…

A: Molarity is the no. Of moles of solute dissolved per litre of the solution.

Q: What is the molarity of a solution that is 5% Pb(NO3)2 by weight? The density of the solution is…

A: What is the molarity of a solution that is 5% Pb(NO3)2 by weight? The density of the solution is…

Q: A chemist prepares a solution of magnesium fluoride (MgF2) by measuring out 0.0553 g of magnesium…

A: Concentration in mol/L = Number of mols of solute/Volume of solution (L) Number of mols =mass/molar…

Q: If 92.8 g of sodium nitrite is dissolved in sufficient water to prepare 2.3 L of solution, the…

A: Definition: Molarity is a concentration term for a solution. The molarity of a given solution is…

Q: What is the molarity of the solution resulting from dissolving 13.5 g of silver nitrate in enough…

A: Given: Weight of silver nitrate is 13.5 g. Volume of a solution is 280 mL.

Q: How many moles and numbers of ions of each type are present in the following aqueous solution? 53.6…

A: MgCl2 (aq) -------->  Mg2+(aq)  +  2Cl- (aq)  Number of moles = Molarity x volume (L) 1 mole =…

Q: A student wants to prepare exactly 350. ml of a 0.2750 M aqueous potassium nitrate solution. What…

A: Given that, The molarity of aqueous potassium nitrate solution is 0.2750 M that means 0.2750 moles…

Q: If 20 grams of NaOH was dissolved in enough water to make 250 mL NaOH Solution, What is the…

A: Molarity is the no. of moles of solute dissolve in one litre of the solution. Given that,. no. of…