Ocean water contains 3.3 %% NaClNaCl by mass. How much salt can be obtained from 314 gg of seawater?         Express your answer in grams to two significant figures.

Q: A chemist wants to make 6.5 L of a 0.280M CaCl2 solution. What mass of CaCl2 (in g) should the…

A: Molarity of a solution is defined as the number of moles of solute present in one litre of the…

Q: How many mL of water do you need to add to 126 mL of a 0.53 M solution of acetone in order to create…

A: The solution of acetone contain acetone as a solute and water as a solvent. Thus for dilution of…

Q: suppose 1.87 g of zinc bromide is dissolved in 50. mL of a 0.30 M aqueous solution of potassium…

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Q: 10. Consider the following potential sources of experimental error. Predict whether these errors…

A: A hydrated salt has two components: (i). Anhydrous salt (ii). water(H2O)

Q: Ocean water contains 3.3 %% NaClNaCl by mass. What mass of ocean water in grams contains 43.8 gg of…

A: Mass percent of NaCl = 3.3 %

Q: A chemist mixes 81.4 g of benzene with 49.9 g of heptane and 10.0 g of 2-ethyltoluene. Calculate the…

A: Mass percent is the percent ratio of mass of element to the total mass of the compound.

Q: 232.57 g of mercurous sulfate is dissolved in enough water to form an unknown concentration of…

A: In case of dilution of any substance the number of moles of substance remain unchanged. No. of mole…

Q: What is the molarity of a solution prepared by dissolving 245.1 grams of Mg3(PO4)2, in enough water…

A: Given data, Mass = 245.1 g Volume = 1.8 L To calculate the molarity.

Q: The following chemical equation has NOT been balanced.   H3PO4 + Ca(OH)2 --> Ca3(PO4)2 + H2O…

A: Given, mass of H2O = 17.94 g  Molar mass of H2O = 18.01 g/mol  Molar mass of Ca(OH)2 = 74.09 g/mol

Q: What is the molarity of 400 mL of solution containing 16 g NaCl? Express your answer to two…

A: Given:Volume of solution= 400mLmass of solute(NaCl) =16gMolar mass of NaCl  =58.44g

Q: A student placed 18.5 g of glucose (C6 H12O6) in a volumetric flask, added enough water to dissolve…

A: Given: Mass of glucose in the initial solution = 18.5 g.Volume of initial solution = 100 mL Volume…

Q: What is the concentration of a solution of 15.3 g of CuSO4 diluted to 400.0 mL with distilled water?…

A: Molar mass of CuSO4 = Atomic mass of Cu + Atomic mass of S + Atomic mass of O X 4 = 63.5 + 32 + 16 X…

Q: A patient received 2.95 L of a 0.278 M glucose IV solution. How many moles of glucose were…

A: For glucose IV solution, Volume = 2.95 L Molarity = 0.278 M                             (As, 1M = 1…

Q: A chemist prepares a solution of potassium chloride (KCI) by measuring out 75.7 mg of KCI into a…

A: Given Mass of kcl = 75.7 mg = 0.0757 g Volume of solution = 100ml = 0.1L

Q: Sodium chloride (NaCl) was isolated from SiO₂ and CaCO3 by dissolving it in distilled water. Calcium…

A: When the mixture containing sodium chloride (NaCl), silicon dioxide (SiO2), and calcium carbonate…

Q: A sugar solution contains 19% sucrose by mass. What is the mass of the solution if it contains 78.01…

A: Mass percent or weight percent of a solution is the mass of the solute by the mass of the solution…

Q: Suppose 11.9g of potassium nitrate is dissolved in 300.mL of a 0.30 M aqueous solution of ammonium…

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Q: A chemist prepares a solution of aluminum chloride (AIC13) by measuring out 68.6 µmol of aluminum…

A: A homogeneous mixture of two or more substances is known as a solution. The species which present in…

Q: Ammonium phosphate ((NH4)₂PO4) is an important ingredient in many fertilizers. It can be made by…

A: Answer:- This question is answered by using the simple concept of stoichiometry which involves the…

Q: O Chemical Reactions Using molarity to find solute moles and solution volume 3/5 A chemist adds…

A: Step 1: The millimole of NaCl in 365 ml of 2.07 M solution is calculated as

Q: What is the mass of (9.00*10^0) number of water molecules ? Report your answer to 3 significant…

A: Given:  Number of water molecules = 9.00 × 100 molecules = 9 molecules  To calculate : Mass of water…

Q: A particular brand of beef jerky contains 5.81\times 10^-2% sodium nitrite by mass and is sold in an…

A: Answer:Mass percentage of a substance in a mixure is equal to its mass present in 100 g sample of…

Q: How many ml of concentrated hydrochloric acid (16.0 M) is required to prepare 251 ml of 6.00N…

A: Normality= n× Molarity Where n is the acidity or basicity of solution. For HCl the basicity will be…

Q: How many mL of concentrated hydrochloric acid (16.0 M) is required to prepare 251 ml of 6.00 N…

A: The question is based on the concept of solutions. we have been given a stock solution and we have…

Q: A glucose solution is frequently used as an intravenous (IV) solution to supply hydration and/or…

A: Given that: Volume of glucose = 2.05 L Molarity of glucose = 0.278 M

Q: A nurse is asked to prepare a 20.0% glucose solution using 20.0g of glucose. How many grams of H2O…

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Q: Determine the molarity of a solution formed by dissolving 19 g of NaBr in enough water to yield 755…

A: The expression for calculating the molarity of a solution is as follows,…

Q: How many grams of salicylic acid (C>H6O3) is needed to prepare a 1.050 m using 550.00 g water? (Type…

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Q: How many grams of water must be used to prepare a 17.0 percent by mass (%m/m) sodium hydroxide…

A: Since % m/m is defined as  % m/m = mass of solute X 100 / mass of solution  mass of solute (NaOH)…

Q: Assume household vinegar contains 5% acetic acid by weight and that the density of vinegar is the…

A: Given :  Volume of household vinegar = 404 ml  Density of vinegar = 1 gm/ml  Weight % of acetic acid…

Q: The chemical formula for calcium hydroxide is: Ca(он), Calculate the molar mass of calcium…

A: The mass of one mole of a substance in grams is callled its molar mass. Units of molar mass are g…

Q: A glucose solution is frequently used as an intravenous (IV) solution to supply hydration and/or…

A: The objective of the question is to calculate the quantity of glucose, in moles, that was…

Q: You have added 20 ml of fluid to a powdered medication to create a concentration of 400 mg in 5 ml.…

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Q: A 0.25 M NaOH is to be standardized with KHP. How much 100% KHP (204.22 g/mol) should be weighed so…

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Q: Calculate the volume in liters of a 0.763M aluminum chloride solution that contains 200.g of…

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Q: 1 g of a 404.7 % NaCl solution is administered to a patient. How many grams of NaCl did the patient…

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Q: How many moles of solute are present in 300. mL of a 0.60 M solution of NaOH? Please report your…

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Q: You have a solution of NaCl that has a molarity of  3.359 M.  You want to make a dilute solution of…

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Q: For a 77.1% mixture of methanol (CH3OH) in water on a mass basis, calculate the percentage of…

A: The number of moles of a compound is related to its mass by the following relation: Number of moles…

Q: How many mL of liquid mercury with a density of 13.6g/mL must you dispense to have 1.56 x 10-3 mol

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Q: You have 2 beakers, one contains a salt solution and the other sugar solution. What particles are…

A: Two beakers with one containing a salt solution and the other containing a sugar solution have been…

Q: What mass of salt (NaCI) in grams (g) is required to prepare 2.552 L ofD51/¼NS solution? Give your…

A: Given that : The volume of D514NS solution = 2.552 L We have to calculate the mass of NaCl required…

Q: What mass in grams (g) of C12H22O11 (sucrose) (MM=342.30 g/mol ) is needed to prepare 227.5 mL of a…

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Q: During an experiment you extract 112 mg of caffeine from a 16g sample of coffee. What is the mass…

A: A) Given: The mass of caffeine in coffee = 112 mg = 0.112 g ( Since 1 mg = 0.001 g) The mass of…

Q: What is the molarity of a solution that is made from 37.1 g of MgCl2 in enough water to make 910 mL…

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Q: A chemist prepares a solution of silver perchlorate (AgClO) by measuring out 440. g of silver…

A: The objective of this question is to calculate the concentration of a solution of silver perchlorate…