If one mixes 50 cm3 of EtOH and 50 cm3 of H2O at room temperature; will the total volume of the solution will be 100.0 cm3? Justify your answer with appropriate calculations and explanations.

Q: What is the concentration of a 62.0 % (w/w) concentrated nitric acid (HNO3, Mr = 63.0 g/mol)…

A: Given: % (w/w) of HNO3 = 62.0 % Density of solution = 1.32 g/cm3 = 1.32 g/mL…

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Q: Does water density appear to be more sensitive to a change in temperature at point A or point B?

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Q: Perform the following conversions and use sig figs 534.1g to lbs

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Q: Q1: Use the data in the table to answer the questions: Solute separation Solvent separation…

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Q: How many parts per million (ppm) is 1mg/L? * 1ppm 10ppm 100ppm 1000ppm

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Q: Emily attempts to separate a mixture of iodine crystals, table sugar, and iron powder. First, she…

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Q: Directions Through the given situations below, answer the following questions 1 A mixture of…

A: Since you have posted multiple questions we will solve first question for you. If you want any…

Q: Differentiate concentrated from diluted solution.

A: A solution is a homogeneous mixture of two or more components in which the particle size is smaller…

Q: 5740 grams of 97% Copper sulfate pentahydrate dissolved in water up to 1-L volume. Parts per…

A: Given that: Mass of copper sulfate pentahydrate = 5740 g Mass % = 97% Volume = 1 L

Q: 4) Does it matter if the coin is heads or tails? Why or why not?

A: Surface tension is the inclination of liquid surfaces to contract into the smallest possible surface…

Q: If we have a salt solution with a density of 1.2g/cm^3 and a metal bar with a density of 8.96g/cm^3,…

A: Given : density of salt solution = 1.2 g/cm3  Density of metal = 8.96 g/cm3  And mass of both = 100…

Q: Which of the following mixtures can be best separated by filtration?  a. ethanol in water b.…

A: To solve this problem we have to know about filtration and evaporation .

Q: how many grams of table salt must be added to half a liter of water to raise its boiling point by 15…

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Q: What mass of salt (NaCl) in grams (g) is required to prepare 4.647 L of D51/4NS solution? Give your…

A: D5 1/4 NS solution means D5 0.45 NS => 5% Dextrose in 0.225% Saline (D5 1/4NS)

Q: 315mL of water was added to 2100 mL of 19M NaCl solution. What is the new concentration of the…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: 4G 72% 4:37 = bartleby Q&A Science / Chemistry / Chemic... / 11th Ed... : A student determined the…

A: a.The freezing point depression can be calculated as follows:

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Q: 1 Sr(NO3)2 (aq) with 9.8 X 10" aq)? of the following is entirely 3.5 x 107, ppt forms 2.5 x 10-11,…

A: SrF2 ----> Sr2+(aq.) + 2F-(aq.) Reaction Quotient  Qsp = (6.6×10-2)(9.8×10-6)2 = 6.34 ×10-12

Q: a concentrated form that is 37.0% hydrochloric acid by mass and has a density of 1.20g/mL. How can…

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Q: A chemist mixes 59.3 g of acetone with 97.8 g of 2-ethyltoluene and 47.1 g of isopropenylbenzene.…

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Q: The ingredients contained in grape Kool-Aid can be approximated as: • water (H2O, density = 1.000…

A: Given: Volume of solution = 500 mL = 0.500 L                         (Since 1 L = 1000 mL) Mass of…

Q: What volume will 1.69 moles of methane (CH4) occupy at 2.43atm and 303Kelvin? Be sure to express…

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Q: Q: assume citrix acid makes up 7.96% by volume of the lime juice . How many moles of citrix acid…

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Q: A mixture of water (D = 1,000 kg/m3) and alcohol (D = 791 kg/m3) has a density of 920kg/m3. Is this…

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Q: The usual concentration of the agarose gel used is 1% (w/v) agarose. If you were to make 50 ml of…

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Q: A homogeneous mixture has non-uniformly distributed particles a uniform composition throughout O not…

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Q: Test tube KI H₂SO4 H₂O2 Volume / cm³ Na2S2O3 Distilled Total Starch solution water

A: Given table is:

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Q: A student, trying to standardize NBS solution using a standard Vitamin C solution (220 mg/L),…

A: Please find the below attachment.

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Q: I. True or False. Write true if the statement is correct and false if it is incorrect. Use separate…

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Q: If you are requested to compound 150 mL of the Concentrated Peppermint Water in the Laboratory from…

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Q: Calculate the rate of consumption (Rate = ∆[S2O8 2-] / ∆t) if 4.00 x 10-4 moles of S2O8­2- in 150.…

A: We have given that    Rate = ∆[S2O-28] /∆t    No. o mole S2O8 2- = 4.00×10-4    Volume of solution =…

Q: How many grams of NaBr are needed to prepare 34.9 g of 4.75% (w/w) NaBr solution in water? How many…

A: 4.75 % w/w means that 4.75 g of NaBr is present in 100 g of solution . Solution is made from NaBr…

Q: If 400 cc of 15% (v/v) acetic acid is mixed with 800 cc of 35% (v/v) acetic acid, what are the total…

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Q: 1. Hg(OAC)2, H20 2. NABH4

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Q: 0.25M HCl (500 mL) will be prepared from 37.2%(w/w) with density 1.19 g/mL

A: Density of intial Hcl solution = 1.19 g/mL Concentration of intial HCl sol. = 37.2% Final conc. Of…