Ocean water contains 3.5% NaCl by mass. Part A How much salt can be obtained from 304 g of seawater? Express your answer in grams to two significant figures.

Q: A chemist prepares a solution of iron(III) bromide (FeBr,) by measuring out 132. umol of iron(III)…

A: Given data No of moles of iron(iii)bromide = 132 micromoles Volume of the solution = 350 ml…

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: the percentage by mass of water in a sample of dog food

A: In this we have to explain the percentage by mass of water in a sample of dog food  and draw a flow…

Q: solution is prepared by dissolving 23.7 g of CaCl2 in 375 g of water. The density of the resulting…

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Q: Consider the following: you mix 9.90 mL of CHC13 (d = 1.492 g/mL) and 5.20 mL of CHBr3 (d = 2.890…

A: total volume = 9.90 + 5.20= 15.10 mL mass of CHCl3 = 1.492 x 9.90 = 14.77 g mass of CHBr3 = 2.890 x…

Q: A student needs to make 600 mL of a 0.81 M solution of NaCl. How many grams of NaCl should they…

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Q: Ethanol fuel mixtures have "E" numbers that indicate the percentage of ethanol in the mixture by…

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Q: The density of a certain solution is 8.80 lb/gal at 80°F. How many cubic feet will be occupied by…

A: Solution - According to the question - Given - volume=1137.5 gal Formulas - Density = mass/volume…

Q: What is the percent by mass NaCl of a solution that contains 59.9 grams of NaCl and 87.6 grams of…

A: Solution: Here we have a solution contain 59.9 g NaCl and 87.6 g of water. To calculate: percent by…

Q: What is the percent by mass KBr of a solution that contains 54.5 grams of KBr and 100.8 grams of…

A: The concentration of the solution is defined as the amount of solute present in the solution. In a…

Q: A chemist prepares a solution of potassium dichromate  K2Cr2O7  by measuring out  46.8μmol of…

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Q: Two bottles of salt water were created with 52 grams and 62 grams of NaCl into two different sized…

A: In this question, we want to determine which Bottle ( A or B ) is least salty ( least Concentrated )…

Q: If 124 mL of a 1.2 M glucose solution is diluted to 550.0 Express your answer using two significant…

A: Given: M1 = 1.2 M V1 = 124 mL. V2 = 550.0 mL

Q: How many moles of KClKCl are contained in each of the following?

A: The number of moles of KCl(n) can be calculated using molarity (M) and volume (V) by using the…

Q: You need to give a patient 5mg of an antibiotic that is supplied at a concentration of 200mg/liter.…

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Q: you have 125 g of a certain seasoning and are told that it contains 22.0 g of salt. What is the…

A: Given,mass of salt = 22 gmass of seasoning = 125 gSo,mass percentage of salt in seasoning = (22…

Q: Assume the seawater in the world's oceans has a salinity of 3.50% NaCl by mass. Calculate the total…

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Q: Calculate the number of grams that would be needed to make 2.50 x 102 mL of 0.230 M KOH. Enter your…

A: Given: 2.50 x 102 mL 0.230 M KOH

Q: density of water= 1 g/ml   volume of water = 12ml   mass of water= ?  mass of solute = 1g…

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Q: What is the percent by mass NaCl of a solution that contains 85.1 grams of NaCl and 119.1 grams of…

A: Percentage by mass (% m/m or % w/w )=mass of solutemass of solution×100%

Q: What is the mass in grams of Potassium Chloride present in 23.0 g potassium chloride of 12.50…

A: Here we assume that the mass percent of KCl = 23% or 0.23g we use

Q: What volume 15 grams of water occupies ? (express your answer in cm^ 3

A: Given: Mass of water = 15 g.

Q: 100 mL of water was mixed in 100 mL of 100 Proof alcoholic beverage. What is the percentage by…

A: percent by volume one of the concentration unit  here we are required to find the percentage by…

Q: A chemist prepares a solution of iron(III) bromide (FeBr,) by measuring out 36.9 µmol of iron(III)…

A: given, moles of iron(III) bromide in μmol = 36.9 μmol volume of the solution = 300. mL = 0.300 L

Q: Instructions: solve as neatly as possible and show complete solution.  all values must include…

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Q: A chemist prepares a solution of copper(II) sulfate (CuSo,) by measuring out 12. g of copper(II)…

A: Given  Mass of CuSO4  =  12 gram  Volume  = 300 mL                = 300 × 10-3 Liter…

Q: A chemist mixes 81.1 g of water with 72.2 g of methanol and 28.4 of acetic acid. Calculate the…

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Q: How many grams of solid NaNO3 came out of solution after cooling? Express your answer in grams to…

A: A). Solubility of NaNO​​​3 at 20°C = 88g/100g H​​​​​​2​​​​O 100g of H​​​​​2 O can dissolve → 88g of…

Q: A chemist prepares a solution of sodium nitrate (NaNO,) by measuring out 270. g of sodium nitrate…

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Q: In the laboratory you are asked to make a 0.116 m zinc acetate solution using 315 grams of water.…

A: Molality(m) is defined as the Number of moles of solute present per 1000g of the solvent. m=moles of…

Q: You add 243 grams of NaCl to a container and then you add 663 grams of water to that same solution.…

A: Consider the given information is as follows; Mass of solute (NaCl) = 243 g Mass of solvent (water)…

Q: What is the mass percent of 60 g NaCl in a 200-g solution? Express your percent as a decimal

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Q: A solution is made using 95.0 g of potassium nitrate in 300. mL of water at 70.0 ℃.  If the solution…

A: In general, as per the solubility curve of KNO3, at 70.0°C, KNO3 is completely soluble in water. But…

Q: A chemist prepares a solution of potassium dichromate (K,Cr,O,) by measuring out 35. g of potassium…

A: Molarity of a solution represents the concentration of a solution, which is expressed as mol/L.…

Q: A solution is made by dissolving 3.25 grams of a substance in 180 mL of water. Calculate the density…

A: The given mass is 3.25 g. It is known that, 1 g = 10-3 kg.Therefore, the value of mass in kg is…

Q: 2) For 30 kg of seeds contains 27% oil, the amount of solution is (a) 0 kg (b) 27 kg (c) 8.1 kg

A: General chemistry.

Q: Most ammonia solutions you can buy at the store are about 35% ammonia by mass. How much of this…

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

Q: A solution is prepared by dissolving 12.5 g of KBr in 20 mL of water at 60 °C(see Figure 9.3). Is…

A: Solubility of any substance means the mixing of one component into the other component. If the…

Q: What is the percent by mass NaCl of a solution that contains 85.7 grams of NaCl and 104.1 grams of…

A: The percent by mass of NaCl of a solution is calculated by dividing the mass of NaCl by the mass of…

Q: A 5.00g sample of sand and salt is 75.0%w/w salt. How many grams of salt and sand are in the…

A: Mass percentage can be defined as the parts of a substance (A) per hundred parts of the total by…

Q: A 195 mL sample of ocean water contains 7.0 gg of NaCl. What is the molarity of the solution with…

A: Given,  Mass of NaCl in ocean water= 7.0g Volume of ocean water = 195 mL Molarity of NaCl solution…

Q: 2. A solution is made by dissolving 175 g of sodium chloride in 1525 g of water. What is the percent…

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Q: What is the percent by mass KBr of a solution that contains 88.7 grams of KBr and 119.7 grams of…

A: Given mass of KBr = 88.7 g Given mass of water = 119.7 g Mass percent is tells the concentration of…

Q: A glucose solution is 3.25% glucose by mass and has a density of 1.03 g/ml. What mass of glucose is…

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Q: You are given 250 mL solution and need to adjust the drip rate for a patient. Before you begin you…

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Q: A chemist prepares a solution of aluminum chloride (AICI,) by measuring out 33.5 g of aluminum…

A: Given: Mass of AlCl3 taken = 33.5 g. And volume of solution = 350 mL = 0.350 L…

Q: A solution is made by dissolving 125 g of sodium chloride in 1500 g of water. What is the percent by…

A: Given, Mass of NaCl = 125 g  Mass of water = 1500 g  % Mass = ?

Q: 18/8 stainless steel is made up of 18% (m/m) chromium and 8% (m/m) nickel in iron. What mass of…

A: The mass of chromium can be calculated as follows

Q: How many moles of KClKCl are contained in each of the following?

A: Generally molarity is calculated by using following equation.

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".