How many grams of NaCl are present in 50.0mL of a 7.50 %(m/v) NaCl solution?

Q: A liniment contains 15 % (v/v) of methyl salicylate. How many mL of the liniment can be made from 1…

A: The concentration of methyl salicylate in liniment is = 15 %(v/v) The volume of liniment can be made…

Q: How many mL of 2.50% (m/v) salt solution would contain 1.80 g of salt?

A: →m/v% =2.50%       Mass of solute =1.80g       Volume of solutionv=?        m/v% =Mass of…

Q: How many grams of benzoic acid (C6H5COOH) are contained in a 75.0 mL solution at 0.340 M…

A: First determine the moles of benzoic acid in given solution.

Q: 100mL 1M H2SO4 : How much amount do you need (in mL) - Here you use 95% weight percent of sulfuric…

A: According to the question, two solutions are to be prepared: 1) 100mL 1M H2SO4 from 95% H2SO4 2)…

Q: solution containing 12.0 mmol CaCl2.2H2O is diluted to 1 L. Calculate the number of grams of CaCl2…

A: Given values mmoles of CaCl2 = 12.0mmol = 0.0120 mol Molar mass = 111g/mol Mass of CaCl2 =…

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: What volume of a 0.85M stock solution would be needed to prepare 4.5 L of a solution at 0.30M…

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Q: How many mL of ethanol are contained in an 8.0-oz bottle of hand sanitizer that has a concentration…

A: The given information is that, 62% (v/v) indicates that 100 ml of hand sanitizer consists of 62 ml…

Q: How many milliliters of a 0.1% (w/v) thimerosal topical solution should be used to prepare one-half…

A: Concentration is defined as amount of solute present per unit amount of solvent or solution.…

Q: How are 4ml of 50mM CaSO4 solution prepared from a 2M CaSO4 stock?

A: Molarity (M2) = 50 mM Volume (V2) = 4 ml  Molarity (M1) = 2 M  Volume (V1) = ?

Q: Define the following terms.  1) Standard solution 2) Primary standard 3) End point 4) Molarity of a…

A: Hey, you posted multiple questions we kindly request you to post each question separately. We will…

Q: A student wishes to make 750 mL of 2.5M HNO3 solution from 6M stock solution. How much of the 6M…

A: The preparation of a diluted solution from a concentrated stock solution is known as the dilution.…

Q: What volume of a 2.00 M KCl solution is required to prepare 50.0 mL of a 0.150 M KCl solution? a.…

A: We can find the required volume from the stock solution by a dilution equation. The dilution…

Q: A doctor orders 5.0 mg of Compazine, used to treat nausea and migraines. If the stock solution on…

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Q: You have a stock solution that is 18% (m/v). You need 25 mL of a 3% solution. How much of the stock…

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Q: An 80-proff brandy is a 40.0% (v/v) ethanol solution. The "proof" is twice the percent concentration…

A: Given:Volume of brandy =750mLPercentage of ethanol solution = 40.0% (v/v)The volume of ethanol in…

Q: how many grams of MgF2 are needed to make 175 mL of 3.5 M magnesium fluoride solution ?

A:

Q: How many grams of H3PO4 are in 17.5 mL of a 4.5 M solution of H3PO4?   Group of answer choices:…

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Q: How many grams of ammonium chloride must be down to 150 mL of water to make a saturated solution at…

A: Mass of ammonium chloride = Volume x Concentration

Q: mayonniase x (86 grams) is runny while mayonnaise y (89 grams) is thick, what mayonnaise has a…

A: A thick mayonnaise will be denser than the runny mayonnaise.  Density has the formula  Density =…

Q: a) Grams of potassium iodide in 797 mL of a 0.211 M solution. b) How many milliliters of water are…

A: Molarity = number of moles of solute/volume of solution (in L)   So, number of moles = molarity x…

Q: A commercial bleaching solution contains 13.6% (v/v) of sodium hypochlorite, NaOCI. What is the…

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Q: How much calcium nitrate has to be added to 1000  L  of solution to provide 190  ppm   Ca2+  if the…

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Q: What volume of 1.50 mol/L stock solution is needed to make 125 ml of a 0.60 mol/L? 1.50 ml 2.7.2…

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Q: what is the % m/v of 371 grams of glucose dissolved in 0.5000L of disolved solution

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Q: You’re short on ibuprofen stock solution, so you need to make as much as possible. You have 50 mL of…

A: Given: Concentration of final solution required = 10 % Concentration of stock solution = 25 % And…

Q: How many grams of NaCl are in a 500 mL I.V. bag

A: Molarity(M) = 1.54 ×10-5 M Volume(V) = 500 mL = 0.500 L Molarity = Moles/Volume(L) Moles = Molarity…

Q: Rubbing alcohol is commonly used as an antiseptic for small cuts. It is sold as a 70% solution of…

A: Solution is made up of two components. Solute and solvent. Component which is present in major…

Q: Calculate the parts per million of a solution made with 0.057g Pb(NO3)2 in 6552g of water.

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

Q: How many grams of NaNO3 are needed to prepare a 75.00 mL solution that is 6.5% (m/v)?   6.5 grams…

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Q: Which solution has more acetic acid? 10.0 mL of 15% solution or 20.0 mL of 1.11 Moles solution?

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Q: Q 3: Answer all the following questions a) Calculate the Pesticide concentration in PPM for 0.40 L…

A: A solute is defined as the component of the solution present in a smaller proportion while a solvent…

Q: Calculate the number of milliliters of 3.50 M ammonium carbonate solution necessary to provide 12.5…

A: The number of mol of solute (N) present in V mL of a solution with molarity equal to C (M) is…

Q: What volume of water is necessary to prepare a 0.10 M H3PO4 solution using 25 mL of a 10 M stock…

A: A solution consists of solute and solvent. A solute is defined as the component present in a smaller…

Q: How much water (ml) is needed to dilite 8.16 M stock solution of H2SO4 to prepare 5.00x10^2 ml of…

A: For dilution of a solution,  M1 V1 = M2 V2

Q: 120 grams of KI is added at 10°C is the solution saturated, unsaturated, or supersaturated

A: The question is based on the concept of solubility. Maximum amount of solute which can be dissolved…

Q: grams of calcium chloride must have been added to make 100.0 mL of 4.5 Eq/LCa2+ solution?

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Q: A 37.5 mg sample of NaCl is dissolved in 21.0 kg of H2O.  What is the solution concentration in ppm?

A: Firstly we have to find mass of solution.But here we observe that mass of solvent is very large as…

Q: How many grams of Mg(OH)2 are present in 55.0 mL of a 3.50 M solution? [Mg(OH)2 = 58.3 g/mol]

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Q: 250.0 mL of a solution that contains 10.0 ppm Ca2+ is needed.  CaCO3 is provided as the source of…

A: Concept: To calculate the mass of  CaCO3 required to prepare the desired solution, first of all, we…

Q: How many milliliters of methanol are needed to prepare 75 mL of a 5.0% (v/v) solution?

A: Percentage volume by volume is used to determine the concentration of a solution which is calculated…

Q: A certain solution is 2.5% (w/v) NaCl (salt) in water. Calculate the number of grams of sodium…

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Q: How many milliliters of a 0.350M KOH solution contain 0.0171mol of KOH?

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Q: Calculate the total volume, in milliliters, of clindamycin 600 mg/4 mL solution needed to prepare…

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Q: Coco Cola has a CO2 pressure of 3.40atm. If Henry's constant is 3.4E-2M/atm. How many grams of CO2…

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Q: Calculate the volume in milliliters of a 0.587M iron(II) bromide solution that contains 50.0mmol of…

A: We know that 1 millimole is 10-3 moles50  We are given that,f a 0.587M iron(II) bromide solution has…

Q: How many milliliters of a solute should be used to prepare 1 pint of a 15% (v/v) lotion?

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Q: How many mL of 0.190 M HCl solution are needed to provide 1.50 mole of HCl?   7.89 mL 127 mL…

A: We are given HCl solution whose molarity=0.190M Moles Of HCl=1.50 mol

Q: If an aqueous solution is 3.11% (w/v) in sodium hydroxide, NaOH  how many grams of sodium hydroxide…

A: We have to find the number of grams.of NaOH

Q: If 100 grams of water is added to the solution making 200 grams, how much solute of KBr is needed to…

A: 100g of water is added to makeup the solution to 200 grams and 30 grams of KBr is needed to create a…