How much 0.25M methanol (CH3OH) would be needed to make 1L of a 0.10 M solution?

Q: How many grams of HCL solution are in 300ml 0f 4.50%

A:

Q: How many grams of sulfur (S8) must be dissolved in 100.0 g naphthalene (C10H8) to make a 0.13 m…

A: Given, the mass of solvent C10H8, msolvent = 100.0 g x 1 Kg/1000 g = 0.1 Kg The molality of the…

Q: What mass of NaOH is required to prepare 250.0 g of solution that is 8.00% w/w NaOH?

A: Given data is as follows: The mass of the solution = 250.0 g The mass percent (w/w) of the solution…

Q: How much 32% (w/w) HCl should be diluted with deionized water to produce 100.0 mL of 5.0 M HCl…

A:

Q: Calculate the mass percent of a solution that is prepared by adding 46.3 g of NaOH to 330 g of H2O.

A: Mass Percent of solution  = ( Mass of Solute / Mass of Solution )  * 100  Here  solute = NaOH…

Q: how many grams of NaOH would you need to make 500 ml of 6m of concentrated solution

A: The molarity of the solution is defined by the mole of solute present in one liter of solution. The…

Q: How many grams of ammonia (17.03 g/mol) are present in 5.0 L of a 0.050 M solution?

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Q: How many mL of 5 M NaCl are required to prepare 1500 mL of 0.002 M NaCl?

A: The moles of a compound can be determined from the molarity of the compound by using the following…

Q: What mass (in grams) of a 0.500m solution of sodium acetate in water would you use to obtain 1.00…

A: Given : Molality of sodium acetate = 0.500 m And moles of sodium acetate = 1.00 mol Since moles of…

Q: 0.2 mole solute in 100mL solution. What is the molarity ?

A: Using formula of molarity we can find molarity of solution. Given moles=0.2 , volume = 100mL

Q: What volume (in mL) of a 0.500 M fructose (C6H12O6) solution can be made from 11.3 g of fructose?

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Q: How many moles of NaCl are needed to make 500 ml of 0.1 M NaCl solution?

A: Formula used: Molarity = (no. Of moles * 1000)/ volume

Q: How many grams of phenol should be used to prepare 240 g of a 5% (w/w) solution in water?

A: Formula used :-  W/W % = (Mass of phenol ÷ Mass of solution )×100%

Q: A dioxin-contaminated water source contains 0.066 % dioxin by mass. How much dioxin is present in…

A: To solve this problem we will use the formula  % of dioxin = (mass of dioxin / mass of solution) ×…

Q: How many kilograms of H 2 O must be added to 75.5 g of Ca(NO 3 ) 2 to form a 0.500 m solution ?

A: GIVEN: To solve:Kilograms of water added to form 0.500 M solution? Solution:As we know,

Q: How much of a 3.0 M (in mL) solution is needed to prepare 200 mL of a 0.2 M HCl solution?

A: For concentrated solution,Molarity of ,Volume of the solution,For diluted solution,Molarity of…

Q: How many grams of ribose (a carbohydrate) must be added to 200 ml of water to prepare a 0.1 m ribose…

A: Given :- molality of ribose solution = 0.1 m                Volume of water = 200 mL  To calculate…

Q: You are required to prepare a 3.5% AgNO3 solution, using 5.00g of silver nitrate. How much water…

A: given, mass percentage = 3.5% Mass of silver nitrate in solution = 5.00g

Q: A solution is formed by adding 29.8 g of ammonium nitrate (NH4NO3) to 288 g of water. What is the…

A: Given mass of ammonium nitrate (solute) = 29.8g mass of water (solvent) = 288 g

Q: Determine the amount of solute needed to make 125 mL of saturated solution of sodium nitrate at 10…

A: The volume of the solution is = 125 mL The temperature of the solution is = 10oC The mass of the…

Q: Fifty milliliters (mL) of a 0.10N solution of sodium thiosulfate, Na2S2O3, is to be make a 0.020N…

A: The concentrated solution has a high mole of the solute dissolved and the dilute solution has a low…

Q: volume

A:

Q: what quantity of moles of glucose (C₆H₁₂O₆) in 0.500 L of a 0.400 M solution?

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Q: What is the mass percent concentration of a saline solution prepared by dissolving 1.00 mol of NaCl…

A:

Q: how many grams of Na2SO4 are needed to prepare a 0.140m aqueous solution with 2.30 kg of water

A: The objective of the question is to calculate the amount of Sodium Sulfate (Na2SO4) required to…

Q: What is the molarity of an 85.0-mL ethanol (C2H5OH) solution containing 1.77 g of ethanol?   What…

A: The answers to both questions are given as:

Q: How many milliliters of water should be added to 60 mL of a 2% w/v aqueous solution to prepare a 1%…

A: Given :-  initial concentration (%w/v) = 2%  Initial volume = 60 mL  Final concentration = 1%  To…

Q: How many grams of water are needed to dissolve 6.77 g of sodium carbonate, Na2CO3, in order to…

A: Given,

Q: How many grams of vitamin C (C6H8O6) would be contained in 25.0 mL of a 2.8 M solution?

A: Given: Volume of vitamin C (C6H8O6) solution = 25.0 mL = 0.025 L Concentration of vitamin C = 2.8 M…

Q: how much water must be added to 600mL of a 1.5 mol/L CaCl2 solution to make the concentration of the…

A: The objective of the question is to find out the volume of water that needs to be added to a given…

Q: What mass of KCIO3 is needed to make 443 g of a 7.77 % by mass solution?

A: The mass of solute in gram present in 100 g solution is known as the mass percent concentration of a…

Q: How much 0.045 M HCl solution can be made by diluting 250 mL of 12 M HCl?

A: First we will calculate the number of moles of HCl.Number of moles = Molarity × VolumeNumber of…

Q: How many grams of sulfuric acid (H2SO4) would you measure to make 1L of a 1M solution?

A: Given that, Volume of solution= 1.0 LMolarity of solution= 1.0 M

Q: A Pb-concentrated water sample contains 0.0011% Pb by mass. How much of the water (in mL) contains…

A:

Q: What volume of 0.25 M HCl must be diluted to prepare 0.96 L of 2.0×10-²M HCl? L

A:

Q: How many kilograms of water must be added to 54.1g of sodium iodide to make a 4.52m sodium bromide…

A: The given data contains, Mass of NaI = 54.1 g Molality of NaBr = 4.52 m

Q: how much water must be added to 30 liters of a 75%  salt solution to reduce it to 15% solution? 160…

A: Given, C1 = 75% C2 = 15% Volume V1 =  30 L First we find final volume V2  and then calculate the…

Q: How many concentrated acetic acid (density 1.05 g/mL) is required to prepare 250mL of a 0.3M aqueous…

A: Given, 250mL of a 0.3M