What is the molarity of a solution made from dissolving 15.5 g of MgCl2 (FW 95.2) in sufficient water to produce a 250. mL solution?

Q: What is the mass percent of Na2SO4 in a solution made by dissolving 40.6 g Na2SO4 in 913.9 g H2O?

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Q: ) Molarity (5g) of NaOH dissolved in 120 ml of solution the molar is : a) 0.75M b) 1. 04M c) 1.25M…

A: Mass of NaOH = 5 g  Volume of solution = 120 mL  = 0.120 L  Molarity = ?

Q: (a) Calculate the molarity of a solution that contains 0.0345 mol NH4Cl in exactly 400 mL of…

A: Molarity is the number of moles of Solute in one liter of Solution. It can be written as -  Molarity…

Q: To prepare 7.5% 25 mL NiCl2.6H2O solution, x grams of nickel (II) chloride salt is weighed and…

A: The mass percentage of solution=7.5%. The volume of the solution is 25 mL. The mass percentage of…

Q: 8) Molarity (5g) of NaOH dissolved in 120 ml of solution the molar is : a) 0.75M b) 1. 04M c) 1.25M…

A: Hi, Since you have posted multiple questions, we will solve first question only. If you want all the…

Q: what is the molarity of 31 g of antfreeze (C2H6O2) dissolved in 2000 mL H2O

A: moles of solute present in one litre solution.  Units: mol/L  Mathematical expression: M = n / V(in…

Q: If water is added to 150 mL of a 0.25 M naOH solution until the final volume is 250mL, what will the…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: What is the molarity of a solution made by dissolving 1.00 mole of FeCl3 in 250.0 mL of water?

A: The answer is given below,

Q: Calculate the molarity of a solution that contain15.7 g of CaC O 3 dissolved in 275 mL of water.

A: Molarity is the term used to express concentration of a solution. Molarity of a solution is…

Q: 1. How many moles of potassium nitrate are required to make 550 ml of a 2.1M solution? mol 2. If…

A: 1) volume of solution = 550 mL  {10-3mL = 1L}     volume of solution = 550 × 10-3 L = 0.550 L…

Q: What is the molarity of a sodium chloride solution where 5.65 g NaCl (MM = 58.44 g/mole) is…

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Q: 4. 10.5 grams of BaCl2 is dissolved in 110 grams of distilled H20. Calculate the percent by mass of…

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Q: Hydrogen peroxide solution for hair bleaching is usually prepared mixing 5 grams of hydrogen…

A: Given  Mass of H2O2   = 5 gram  Molecular weight     = 34 gram/mole  Volume of solution   = 100 ml…

Q: How many grams of KCL (MW = 74.5) are needed to prepare 250ml of a solution containing 37.5 mOsmol…

A: Osmolarity is defined as the number of osmol present per litre of solution. Given data,Molecular…

Q: What is the concentration in molarity of a solution which is 11.09 %m/v octane (MM = 114.2 g/mol )…

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Q: What is the mass in grams of Ba(IO3) 2 that can be dissolved in 2.5 L of water?

A: note: i think there is data insufficiency of ksp although I am solving assuming valueKsp=1.5×10-9 ,

Q: How much Sr(OH);•8H;0 is needed to prepare 250.0 ml of solution in which (OH'] = 0.100 M? 3.32 g b.…

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Q: 2.82 ml of 0.1013 M NaOH was used to neutralize 2.06 ml H2SO4. What is the normality of the H2SO4?…

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

Q: What is the concentration of potassium nitrate (in molarity) at saturation if the mass solubility at…

A: Number of moles of a substance is equal to the mass of the substance divided by its molar mass.

Q: 3a. What is the Molarity of a solution made by dissolving 7.65g Ca(OH)2 in 750.mL solution? 3b. In…

A: 3a. We know that molarity = No of moles of soluteVolume of solution in litre Given, Mass of Ca(OH)2…

Q: Calculate the concentration in %(w/w) of the following solution. Assume water has a density of 1.00…

A: The formula required to calculate the concentration in % (w/w) is as follows, Here, solute is ethyl…

Q: What is the molarity of a 12.6% solution of sodium carbonate with density of 1.31 glml?

A: Molarity is calculated using,

Q: How many grams of chromium(III) sulfate, Cr2 (SO4)3, are required to make a 5.23 %(w/v) aqueous…

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Q: 4. How many grams of Cu(NO3)2 (S) are needed to make 0.500 L of 0.200 M solution? a. b. What is the…

A: This is a question with multiple subparts and according to bartleby guidelines I need to solve only…

Q: Calculate the mass (m/m) percent of sodium iodide in solution prepared by dissolving 6.43 g of NaI…

A:

Q: How many grams of NaHCO3 (molar mass = 84.007 g/mol) must be dissolved in 2.00 kg of water to create…

A: Welcome to bartleby !  We have to calculate mass of NaHCO3 .

Q: What is the total volume of solution, in mL, needed to dissolve 13.73 g of K3PO4 at a concentration…

A: Molarity (M) is defined as the number of moles of solute per volume of the solution in liters. i.e.…

Q: a) Sodium carbonate, Na2CO3 (105.9888 g/mol) has been widely applied in many chemical processes such…

A: Since you have asked multiple question as per our company guidelines we are supposed to answer the…

Q: How would you prepare  x 10 ^2 mL of 0.9 M NaOH solution, starting from 5.01 M stock solution?…

A: Given that, M1=5.01 M, V1=? M2=0.9 M , V2= 2×102 ml = 200 ml  then,

Q: 9. What is the normality of a solution containing 150g of HCI in a 4.5L solution? MW- H:1, Cl=35

A: Normality is number of gram equivalents presents in 1 liter  of solution called normality  Molar…

Q: How much NaCl would you dissolve and dilute to the 100.00 mL mark in a volumetric flask with DI H2O…

A: This question can be solves using molarity equation by directly putting the given value.

Q: What is the volume percent (v/v) of Br2 in a solution prepared by dissolving 12 mL of liquid bromine…

A: The volume percent of a solution can be calculated using equation (1). In this equation, Vs is the…

Q: What is the Molarity of 10.8g NaHCO3 in 425.0mL solution?

A: The number of moles is used to define a unit of amount in chemistry. One mole of a substance refers…

Q: concentration

A:

Q: Blue #1 is an FDA approved dye with the formula C37H34N2NA2O9S3. A stock solution is prepared by…

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Q: What is the molarity of a solution made by adding 2.213 grams of KHP (MM=204.2 g/mol) to 50 mLs of…

A: Molarity=no of moles of solute x 1000volume of solution in mlno of moles of solute=given massmolar…

Q: Calculate the molarity of 0.800 mol of Na, S in 1.45 L of solution. molarity: M Calculate the…

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Q: How many moles of (NH4)2Fe(SO4)2 are in 64.00 mL of 2.50 M (NH4)2Fe(SO4)2 solution?

A: The molarity of a solution represents the concentration of the solution, which is expressed as…

Q: what is the molarity of a solution with 670 grams of Pb(C3H2O2)4 (molar mass=443.4 grams/mol…

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Q: Section 7.5 Solution Preparation 1I)What is the molarity of a solution prepared by diluting 25.0mL…

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Q: Calculate the morality of a solution prepared by dissolving 1.56g of gascous HCI in enough water to…

A: Molarity is defined as  Molarity = moles of solute / volume of solution in L Since solute is HCl…

Q: 5.24g potassium chloride dissolved in 350 ml of 63.0 m M aqueous solution of ammonium sulfate. What…

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Q: 2. How much 12.0 M HNO3 solution and how much water should be mixed together to prepare 2.25L of…

A: The dilution equation is given below.M1* V1 = M2* V2Where, M1 is the original concentration, M2 is…

Q: Calculate the molarity of 0.800 mol of Na, S in 1.80 L of solution. molarity: M Calculate the…

A: Molarity = number of moles of solute ÷ Volume of solution in litre

Q: %3D What mass of NAOCOCH3 is needed to make 20.0 mL of a 1.00 M solution? Molarity (M) = moles /…

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Q: What What is the concentration of glucose (C6H12O6 MM=180.16 g/mol) solution in (M) that was…

A: Number of moles can be calculated from the given mass and molar mass:

Q: Calculate the molarity of 0.650 mol of Na, S in 1.10 L of solution. molarity: M Calculate the…

A: 1. We have 0.650 mol of sodium sulphide in 1.10 L of solution , we have to calculate the Molarity of…

Q: Calculate the molarity of 0.250 mol of Na2S in 1.65 L of solution. molarity:   Calculate…

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