Suppose you separate a 2.02 g mixture of sand and salt and recover 1.34 g of salt. What is the percent by mass of salt in the mixture? Type answer:

Q: What is the concentration of an guess aqueous solution that has a volume of 450 mL and contains 234…

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Q: Calculate the number of grams of solute in each of the following solutions. (a) 4.84 L of a 1.46 M…

A: (a)Provided volume (V1) of HCl =4.84litre Provided molarity (M1) of HCl=1.46M Molar mass of…

Q: How many grams of LiF would be present in 588 mL of 0.813 M LiF solution

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Q: 0.323 Liters is the answer to which of the following questions? O O How much of the stock solution…

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Q: What volume (mL) of a concentrated solution of magnesium chloride (8.00 M) must be diluted to 300 mL…

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Q: Calculate the number of grams of solute in each of the following solutions. (a) 4.84 L of a 1.46 M…

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Q: What hydrogen ion concentration does a 0.11 M HCl solution contain? What chloride ion concentration…

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Q: -The concentration of the solute in the beaker is the same as the concentration in the stock…

A: On Sampling (talking a Small part of Stock solution and puting it in a beaker.)   The concentration…

Q: 34.1 g of calcium chloride, CaCl2, is needed to prepare 0.21 M solution, how much volume of solution…

A: Mass of calcium chloride=34.1g Concentration of solution=0.21M Volume of solution=? Molar mass of…

Q: What is the Molarity when 1.7 moles of solute dissolve in 22 solution? (Round your answer to 2…

A: NOTE : Since the units of volume 22 is not given. Hence I'm assuming it first L and than mL to solve…

Q: What is the molarity of 6.184 g KOH dissolved in enough water to make 2.00 L of solution? Write…

A: Given: Mass of KOH= 6.184 g Volume= 2.00 L

Q: What percent of water is in the compound Magnese (ii) chloride tetrahydrate?

A: The formula of Magnese (ii) chloride tetrahydrate is MnCl2 x 4H2O Hence molar mass of Magnese (ii)…

Q: What is the percent by mass of solute in a solution containing 13.7 grams of solute and 442 grams of…

A: Mass percentage :-        Mass percentage is used as a way of expressing a concentration or a way of…

Q: Calculate the mass percent of a vinegar solution with a total mass of 97.29 g that contains 3.63 g…

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Q: In lab you are required to make 399.9 mL of a 2.28 M NaOH solution. How many grams of NaOH should…

A: The molarity, volume and number of moles of a solution are related by the expression- Number of…

Q: A 73.07 mL sample of 18.1 M sulfuric acid is diluted to 526.6 mL. What is the concentration of this…

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Q: An aqueous solution of hydrochloric acid is standardized by titration with a 0.193 M solution of…

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Q: 4.How many grams of NaCl would be required to create a 12.1 % of a 495 g solution? Numerical…

A: We know that  1 % Solution is defined as 1gram of solute and make upto total mass of 100 gram of…

Q: How many milliliters of a 7.20 M LiCl solution contain 13.0 g of LiCl?

A: Answer:- Molarity -It is the moles of solute present in a 1 lit. or 1000 ml solution.  Let, in a V…

Q: 45. Write three pairs of unit factors for each of the follow- ing aqueous solutions given the…

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Q: Calculate the molarity if 136 grams of NaCl is dissolved in water to make exactly one liter of…

A: Since the molarity is defined as  Molarity = moles of solute / Volume of solution in L Since solute…

Q: How many milliliters of a 7.4 M NaOH solution are needed to make 694 mL of a 2.3 M NaOH solution?…

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Q: In a hydrate, the ratio of salt molecules to water molecules is a _____number.

A: A hydrate is an ionic compound that has a definite amount of water molecules attached to its…

Q: What is the molality of a solution that has been prepared by mixing 52.1 g of sodium chloride with…

A: Molality is defined as number of mole of solute divide by weight of solvent in kg

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

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Q: How many milliliters of 9.81 M nitric acid solution should be used to prepare 2.00 L of 0.700 M…

A: Here we use dilution  law   M1V1 = M2V2

Q: How many grams of Na2CO3 is present in 0.680 L of 0.704 M Na2CO3 solution? Do not include unit. Keep…

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Q: you prepare Do NOT include units • Round your answer to the hundredths place, include zeros if…

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Q: Goofy McGoof accidentally spills a beaker that was filled with 351 mL of a 6.00 M solution of…

A: The molarity of the HCl solution is = 6.00 M The volume of the solution is = 351 mL The mass of HCl…

Q: What is the mass of 21% alcohol solution is needed to provide 18g of alcohol?

A: Given :-  %w/w of solution = 21% Mass of alcohol = 18 g  To be calculated :-  Mass of alcohol…

Q: What is the volume in mL of a solution if 5.0 grams of Lithium nitride is needed to make 0.350 M…

A: Molarity=Number of moles×1000Volume of solution in mlMolar mass of Li3NNo. of moles=given massmolar…

Q: Calculate the theoretical percent water in the following hydrates.  a) chromium (III) chloride…

A: Solution Chemical reactions within the universe do not continually go precisely as planned on paper.…

Q: If a student dissolves 17.5 g of sodium chloride in 500 mL of water what is the mass percent?

A: Given   a student dissolves 17.5 g of sodium chloride in 500 mL of water what is the mass percent…

Q: You need to dilute a solution of 9.0 M sulfuric acid. You need the dilute solution to be 0.50 M and…

A: The objective of this question is to find out how much of the concentrated solution is needed to…