Around 10 grams of calcium carbonate (CaCO3) is added to around 100 mL of water. Which of the following is a true statement regarding this mixture?  Group of answer choices It is a homogeneous mixture It is a strong electrolyte It is an acidic solution It is a non-electrolyte solution It will form hydrogen sulfide gas if heated

Q: normality of the solution having a density of 1.90 g/cc and is 15% m/m sulfuric acid. 2.0982 M,…

A: Molarity(M) is No. of moles of solute per Litre of the solution. M=nV Normality(N) is grams…

Q: A student wants to make a 250 mL stock solution with a concentration of 1000 mg -N/L. The student…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: 182 −mL−mL sample of a 1.3 MM sucrose solution is diluted to 600 mLmL .     Part A What is the…

A:

Q: What mass of salt (NaCl) in grams (g) is required to prepare 2.013 L of D51/4NS solution? Give your…

A: Given the volume of D51/4NS solution = 2.013 L.  D51/4NS solution has 0.225% saline (NaCl) and 5.0%…

Q: 1. For each of the following mixtures, explain whether it is a solution (homogeneous mixture) or a…

A: Introduction In the field of chemistry, a mixture is a substance made up of two or more unrelated…

Q: A 150 mL solution of 2.3x10-3 M HCl was prepared from a stock solution of 10 M HCl. a. What is the…

A: Since all the moles of HCl is coming from the stock solution only. Hence moles of HCl in 150 ml…

Q: A water solution contains 8% by weight and has a density of 1.03 g/mL. How many grams of the solute…

A: * density=massvolumegiven,density of solution=1.03g/mlvolume of solution =400mlsolute contain 8%…

Q: Which of the following given statements is false? 1. The electrical conductivity of water is…

A: The question is of true - false. Here out of four options one option is false. Question 1st is based…

Q: Professor X mixed two solutions in a test tube and observed that the mixture was warm. He also tried…

A: Here we have to determine which following pair of liquid on mixing heat energy will be produced and…

Q: A group of students were weighing some CaCl2(s) but they forgot to record the mass.  They know that…

A: Given  Volume of solvent ( water ) = 50 ml Density of water = 1 g/ml Freezing point of pure solvent…

Q: Which of the following pieces of equipment delivers the most accurate volume of solution. A Buret B…

A: We are to discuss which of the given instruments can measure volume of solution most accurately.

Q: A 2.700x10-2 M solution of glycerol (C3H§O3) in water is at 20.0° C. The sample was created by…

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Q: What is the mass percent of the methanol?

A: We have to find mass percent of the methanol

Q: the laboratory apparatus that is used to dilute accurately a 100 ml solution

A: In this question we have to find correct apparatus accordingly to the question.

Q: TRUE OR FALSE 4. There are no limitations for miscibility.  5. Matter with a density close to zero…

A: True/False

Q: An aqueous solution of potassium sulfate, K2SO, is made by dissolving 27.6 grams of potassium…

A: W/V% =( weight of solute/ volume of solution)*100

Q: Magnesium chloride is an important coagulant used in the preparation of tofu from soy milk. Its…

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Q: What is the concentration of a solution (ppm) where 3.76 g of solute (88.1 g/mol) is dissolved in…

A: ppm - It is the number of grams of solutes present in one million gram total mass of Solution. It is…

Q: A 2.800x10-2 M solution of glycerol (C3 H8 O3) in water is at 20.0° C. The sample was created by…

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Q: What volume of water (in mL) is needed to prepare a 1.67 M solution using 12.6 mL of 6.04 HCl…

A:

Q: 16. Water and acetonitrile, CH3CN, are miscible (can be mixed in any proportions). However, when…

A: Ans Water and methylcyanide are miscible with each other. Total volume of the solution = Volume of…

Q: Calculate the volume in liters of a ×2.1910−5 M mercury(II) iodide solution that contains 325.μmol…

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

Q: if you titrated your acid sample to a bright pink rather than faint pink endpoint? if your "acetic…

A: If you titrated your acid sample to a bright pink rather than faint pink endpoint. The amount of…

Q: A lab technician prepares a 1.8M aqueous solution of copper (II) sulphate (CuSO4). The density of…

A: Number of moles of  CuSO4 in 1 L of solution = Molarity = 1.8  Mass of solution = Volume x density =…

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: An aqueous solution of silver nitrate is 6.80 % of silver nitrate by weight. How many grams of…

A: Mass percent of any solute is given by : % by weight = (mass of solute / mass of solution) ×100 %…

Q: pls answer the following: 1. Why should the bulb of the thermometer not touch the bottom of the…

A: (1) Bulb of thermometer should not touch the bottom of the beaker because it disturbed the actual…

Q: Data for 5.0% NaCI Solution Mass of 50mL beaker 28.93 g Mass of beaker + 10.00mL of 5.0% NaCl…

A: From given  Density of 5% NaCl and 10% NaCl solutions are determined by finding its mass and…

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 18. g of ethanol with 61. g of thiophene and 27. g of methanol. Calculate the…

A: Ethanol = 18g  Thiophene =61g  Methanol = 27g  Total mass of mixture = 18+ 61 +27 = 106 g    106 g…

Q: How many grams of oxalic acid, H2C2O4, are required to prepare 750. mL of a 0.250 M oxalic acid…

A: Molecular Wt of oxaclic acid = 1262 (no. of eq)g To find the grams of 0.25M oxalic acid needed for…

Q: How many grams of NaCl is present in 100mL of salt water and 70g of water? The salt water density is…

A: Mass of solution = volume of solution x density of solution = 100 mL x 1.08 g/mL…

Q: Which of the following sugar solutions is the most concentrated?   5 g of sugar in 40 mL of water 2…

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Q: A student placed 15.5 g of glucose (C6H12O6) in a volumetric flask, added enough water to dissolve…

A:

Q: Which of the following glassware is best used for slow dispensing of 47.00 mL of a solution?

A: Volumetric pipette are the most accurate apparatus for dispensing a liquid. Because here the error…

Q: A student uses 7.500 grams of oxalic acid (H₂C₂O₄) to make 250.0 cm³ of solution in a volumetric…

A: Given: The mass of the oxalic acid (H₂C₂O₄), (m) = 7.500 grams. The volume of the solution  in a…

Q: What is the meaning of a 25 % (m/m) NaCl solution (Table 8.11) A) 25 mL of NaCl in 100 mL of NaCl…

A: Given : % (m/m) of NaCl = 25 %.

Q: A physician has ordered 375 mg of Torecan to be administered to a patient, which is an intramuscular…

A: The amount of Torecan ordered by physician to patient is 375 mg. The amount of Torecan available in…

Q: A group of students were weighing some CaCl2(s) but they forgot to record the mass.  They know that…

A:

Q: 1 of 4 Find the best match between the following terms with its correct definition phase homogeneous…

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Q: Calculate the volume in liters of a  ×9.9010−5 M copper(II) fluoride solution that contains…

A:

Q: 134.1 mg of NaCl (MM=58.44 g) is dissolved in 102.17 L of water. What is the concentration of Na+…

A: The mass of NaCl in the solution is = 134.1 mg The volume of the solution is = 102.17 L The…

Q: 1.) You are asked to make 1500 mL of TE (1X) using TE (100X). The volume of water used is: a) 95 mL…

A: When we need to make a solution from the stock solution, a dilution factor is used. The product of…

Q: A chemist mixes 72. g of water with 6.2 g of butanoic acid and 27. g of methanol. Calculate the…

A:

Q: What would be the volume percentage of the final solution made by mixing 200. mL of ethanol into 2.5…

A: Volume percent (v/v)% :-  The volume of solute in mL present in 100 mL of solution is defined as…

Q: Identify the solute (s) and solvent in the following solutions. 1. coffee and sugar 2. Water and air

A: The answer for first two questions are given below.  kindly Repost the other question as separate…

Q: What is the concentration, in ppm, if 0.008080 grams of CaCl2 is dissolved in water to a total…

A: As 1 ppm = 1mg/L Hence, we have to find the concentration in units of mg/L

Q: Your 50 mL beaker has a mass of 5.85 g. You add 10.00 mL to the 50 mL beaker and now the total mass…

A:

Q: A student wants to make a 250 mL stock solution with a concentration of 1000 mg -P/L. The student…

A: Mass = Volume × concentration C1 × V1 = C2 × V2