Question 9 of 9 How much water (in dL) would you need to add to 140 dL of a 9.4 g/dL solution of Mg(OH). to make it 2.5 g/dL?

Q: Q-1- How many gram are present in ( FOUR ) of these solutions. 1- 100 ml. sodium carbonate solution…

A: Normality and molarity are related as: Normality(N) = (n-factor) * Molarity(M) where n-factor =…

Q: What is the molar concentration of 17.5% (v/v) aqueous solution of hydrochloric acid? The density of…

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Q: If the H+ concentration in a carbonated beverage is 4.7 ´ 10-5 M, what is the OH- concentration? (Kw…

A: The H+ and OH- concentration in aqueous solution is related by the following relation- H+ + OH- = Kw…

Q: 6. An aqueous solution of a nonelectrolyte boils at 100.82°C. What is the molality of this solution?

A: The liquid boils at 100.82° C.Therefore elevation of boiling point is 100.82° C - 100° C = 0.82° C…

Q: Solubility А В C

A: Solution is a homogeneous mixture of two or more substances.

Q: 2. Find the curve for KNO3, What is the maximum amount of KNO3 can be dissolved in 100 grams of…

A: The question is based on the concept of solubility.  solubility follows a basic principle "like…

Q: Volume

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Q: What is the% v / v of a solution

A: Given :-  volume of solute = 240 mL  volume of sovent = 780 mL  To calculate :-  % v / v of…

Q: What mass of KBr is required to produce 0.943 L of a 1.11 M KBr solution?  The molar mass of KBr is…

A: The amount of KBr required to produce .943L of a 1.11M KBr solution is given below.

Q: Consider the molecule tetrahydrocannabinol (?21?30?2), or THC: How many moles of THC are present…

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Q: 7. According to the EPA, when the concentration of lead in tap water reaches 15 ppb, certain…

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Q: If we have a 5.0 M NiCl2​ stock solution and we want to make 0.5 L of a 2.0 M NiCl2​ dilution…

A: Suppose, V mL of 5.0 M NiCl2 stock solution is required to prepare 0.5 L of 2.0 M NiCl2 solution…

Q: How to prepare 1 ml NaOH( 1 Molar Solution)?

A: Aim :-  To prepare 1mL NaOH (1 Molar solution).

Q: Which of the following images is a correct representation solution (fully dissolved in water) at the…

A: As per the given data, NaNO3 is dissolved in water, and its atomic representation has been asked.

Q: What is the w/w% if 484 g is dissolved in 1.00 L of water to give a density 1.18 g/mL

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Q: How many milliliters of a solution that is 10.57% (w/w) HNO3 with a density of 1.2306 g/mL should be…

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Q: How many moles of NaOH are present in 333 mL of 0.955 M solution? (Don't forget to convert mL to L…

A: Molarity = Number of mole/Volume (L)

Q: 8. A solution of KBr is observed to freeze at -3.35°C. What would be the freezing temperature of an…

A: Colligative properties are the properties which depend on the number of atoms or molecules or ions…

Q: You are asked to make 575 mL of a 1/10 dilution of 5M NaCl.  a) How much water do you need?  b)…

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Q: lab you are required to make 250.0 mL of a 1.1 M NaOH solution. How many grams of NaOH should you…

A: Molarity = n/V  n = moles of solute  V = volume of solution moles of solute = mass of solute/molar…

Q: Q-1- How many gram are present in ( FOUR ) of these solutions. 1- 100 ml. sodium carbonate solution…

A: There are different concentration terms used to express the concentration of solutions. Some of them…

Q: 1- You need 0.750L of a 0.33M HCl solution. If you add 89.5mL of HCl, what was the concentration of…

A: Answer:solution is homogeneous mixture of two or more than two substances. The substance that is…

Q: ow many grams of NaOH would you need to make 1,428 mL of a 1 M NaOH solution

A: Here we have to simply apply molarity equation

Q: Supposed groceries ran out of stock for disinfectant products and you found out that there is still…

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Q: 7. A solution is prepared by dissolving 114 grams of NaCl in 475 grams of water. Find the freezing…

A: Colligative properties are the properties that depend on the number of atoms or molecules or ions or…

Q: Consider the addition of NaCl to the ice-water mix in Part II. Which of the following statements is…

A: Depression in Freezing point is the lowering of Freezing point of the solution on addition of…

Q: How many liters of 0.8 M HCI is needed to make 0.80 L of 0.17 M HCI? (give your answer to 3 decimal…

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Q: How many ml of water are required to make a 680 mL and 15 mEq potassium ion solution from a 322 mEq+…

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Q: How much water (in dL) would you need to add to 140 dL of a 9.4 g/dL solution of Mg(OH)₂ to make it…

A: Given: initial solution M1 = 9.4 g/dL initial volume V1 = 140 dL final solution M2 = 2.5 g/dL we…

Q: What is the molarity of a solution containing 4.7 moles of acetic acid (CH3COOH) in 500 mL of water?…

A: Molarity (M) is a measure of the concentration of a solute in a solution, or of any chemical species…

Q: Which beaker(s) below shows a STRONG electrolyte? A H* НА H* A НА H* НА A- HĄ H* H* НА НА H* НА A-…

A: Strong electrolyte is an electrolyte that dissociates completely in the aqueous solution, producing…

Q: What is the w/w% if 402.1 g is dissolved in 1.00 L of water to give a density 1.18 g/mL

A: Density is given by the ratio of mass of the substance to that of the volume. Density = MassVolume

Q: Assume that vinegar is a 0.852 M solution of acetic acid (HC₂H30₂) in water. What volume of 0.2136 M…

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Q: What is the molarity of 25 g of iodine, l2, in 350.mL of solution? *5.7 x 10^-1 M *2.8 x 10^-1 M…

A: There are two questions are given but I'm solving only first one according to the guidelines of…

Q: find the concentration in terms of molarity if this solution is diluted to 0.75 L

A: Volume (V) = 0.75 L Weight of non electrolyte (solute) = 60 gm Molar mass of solute (MM) = 200…

Q: Using table 3, answer the following questions.  Concentration of HCl (M) 1.0M Volume HCl (mL)…

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Q: If the amount of sugar dissolved in water is found to be 65.1797 g/L, what is this concentration in…

A: Given -> Concentration= 65.1797 g/L

Q: What mass of NaHCO (84.0 g/mol) is needed to prepare 500.00 mL of 0.050 M Na solution? 1. 05.04 g 2.…

A: Given that -  Molarity of the Solution of sodium  = 0.050 M  One sodium given by one Molecule of…

Q: If concentrated HCl contains 439 g of HCl per 1 liter, what is the molarity?

A: Number of moles of HCl is calculated as, Number of moles = MassMolar mass…

Q: Calculate the following concentrations for an aluminum hydroxide AI(OH)3 solution containing 150 g…

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Q: What volume of 0.5 M H2SO4 solution is needed to neutralize 40,0 mL of a 0.25 M NaOH solution? O…

A: Given the concentration of H2SO4 and volume and concentration of NaOH solution. we are asked to…

Q: How many grams of NaCl is present in 100mL of salt water and 70g of water? The salt water density is…

A: Mass of solution = volume of solution x density of solution = 100 mL x 1.08 g/mL…

Q: How much 3.50 M HCl solution can be made by diluting 250 mL of 10 M HCl?

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Q: JJ is making miso soup. 1 bowl of soup has a volume of 375 mL. The soup has 1.00 g of table salt in…

A: Given that, mass of salt= 1.00g  volume= 375 ml = 0.375 L  then,

Q: How many mL of 0.500 M Nal would be required to make a 0.0850 M solution of Nal when diluted to…

A: Dilution M1V1= M2 V2 V1= M2 V2 / M1 M1 ,M2 molarities V1,v2 volume