The common pain relievers – aspirin (C9H8O4), acetaminophen (C8H9NO2), and naproxen sodium (C14H13O3Na) – are available in tablets containing 333 mg of the active ingredient.  Express your answers to three significant figures.    333  mg aspirin 333 mg acetaminophen 333 mg naproxen sodium

Q: 1.00 mL is taken from a stock solution of concentration 8.47 g/L and added to a 10.0 mL volumetric…

A: Given, Stock solution: Concentration of the stock solution (C1) = 8.47 g/L Volume of the stock…

Q: A chemist prepares a solution of potassium iodide (KI) by weighing out 25.38 g of potassium iodide…

A: Mass of potassium Iodide = 25.38 g Volume of water = 100. mL The concentration is needed in the unit…

Q: If a solution of hydrochloric acid (HCl) has a density of 1.20 g/mL, how many moles would be…

A: Density = MassvolumeMass = Density × volumeDensity = 1.20g/mLVolume = 35.0mLMass =…

Q: A solution for disinfecting clinical thermometers was prepared by dissolving 22.5 g of ethyl alcohol…

A:

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: You are to give ampicillin, with a recommended dose of 45 mg/kg, to a child with a mass of 24 kg. If…

A: Given: recommended dose = 45 mg/kg (45 mg per kg of child weight) Mass of child = 24 Kg. Mass of 1…

Q: A Pb contaminated water sample contains 0.0013 % Pb by mass. How much of the water (in mL) contains…

A: The mass percent refer the mass of solution in 100gm of solution  Use this is a conversion factor to…

Q: Calculate the mass in grams of 85.0 mL of diethyl ether, an anesthetic that has a density of 0.713…

A: Given: Density of diethyl ether = 0.713 g/mL. And the volume of diethyl ether = 85.0 mL.

Q: A chemist adds  925.0mL  of a  /0.00469gL  copper(II) fluoride  CuF2  solution to a flask.…

A:

Q: A chemist prepares a solution of sodium hyposulfate Na2S2O3 by weighing out 206.0g of sodium…

A: Given that, 206.0 g of sodium hyposulfate, Na2S2O3 dissolved in 300 mL of volumetric flask filled…

Q: You wish to prepare 217 grams of 19.7 % MnCl2. You will need_________________  grams of…

A: Mass of mgcl2= 42.74gm Voulme of H2O= 80.3ml

Q: A chemist adds 415.0 mL of a 3.59 × 10 mM magnesium fluoride (MgF,) solution to a reaction flask.…

A:

Q: You can calculate cost effectiveness using the following formula: volume of HCI neutralized per…

A: Given Brand X antacid 2 tablets/500 mg dose 40 tablets/container cost:$3.75/container To find Cost…

Q: A chemist prepares a solution of potassium dichromate (K,Cr,0,) by weighing out 45.81 kg of…

A: To express concentration in terms of g/L : 1) Convert the given mass of potassium dichromate in Kg…

Q: A chemist adds  1.50L  of a  1.3 M zinc nitrate  ZnNO32  solution to a reaction flask. Calculate…

A: Volume = 1.50 L  Molarity = 1.3 M

Q: Determine the amount of potassium chloride in each solution. 18.9 g of a solution containing 1.12 %…

A:

Q: The common pain relievers – aspirin (C9H8O4), acetaminophen (C8H9NO2), and naproxen sodium…

A: Interpretation: The number of molecules of C8H9NO2 present in 333 mg acetaminophen are to be…

Q: Given the following list of densities: H2O: 1.000 g/mL,  C2H5OH: 0.789 g/mL,  CCl4: 1.594 g/mL,…

A:

Q: A chemist makes 570.mL of zinc nitrate ZnNO32 working solution by adding distilled water to…

A:

Q: Lipitor, a pharmaceutical drug that has been shown to lower "bad" cholesterol levels while raising…

A: Given  The mass of the 1 pill = 1.0g  Active ingredient contain in each pill = 5.5% i.e., (5.5/100)…

Q: An adult should have no more than 23032303 mg of sodium per day. What is this limit in kilograms…

A: Given: Mass of sodium = 23032303 mg   Conversion of mass of sodium from mg to kg: 1 mg = 10-6 kg

Q: A chemist adds 480.0 mL of a 1.26M sodium carbonate (Na, CO,) solution to a reaction flask.…

A:

Q: A mouthwash is 21.3% ethanol by mass If each bottle contains 1.43pt of mouthwash with a density of…

A:

Q: What would be the mass, in grams, of a sphere of titanium which is 24.68 mm in diameter? V =…

A: Given : Sphere of titanium with diameter = 24.68 mm = 2.468 cm…

Q: A patient is treated with hydroxychloroquine for malaria. The drug is given based on the body mass…

A: Given, A patient is treated with hydroxychloroquine for malaria. The drug is given based on the body…

Q: A 0.9% (weight in grams/volume in mL) solution of sodium phosphate is made by adding _______ grams…

A: 0.9% (weight in grams/volume in mL) solution of sodium phosphate is made by adding 18 grams of…

Q: You wish to prepare 211 grams of 16.6 % Mg(CH3COO),. . You will need grams of magnesium acetate and…

A:

Q: A chemist adds 360.0mL of a 0.830 M barium chloride BaCl2 solution to a reaction flask. Calculate…

A: Molarity:- It is the number of moles of the solute dissolved per litre of the solution. It is…

Q: Lipitor, a pharmaceutical drug that has been shown to lower "bad" cholesterol levels while raising…

A: Given,2.0g pill contains 7.5% of the active ingredient by mass.Then,25 pills contains = ?

Q: A chemist adds 75.0 mL of a 3.20 g/dL potassium dichromate (K,Cr,0, solution to a flask. Calculate…

A: Concentration of potassium dichromate(K2Cr2O7) = 3.20g/dL Volume of the solution = 75.0ml = 75.0ml ×…

Q: The registered pharmacy technician receives a prescription for 100 of 17% w/ v salicylic acid…

A: Given: prescription required = 17 % w/v salicylic acid ointment. Amount of ointment required = 100…

Q: Price the Prescription using the Professional Fee method. Rx Potassium chloride 40 mEq NaCl 30 mEq…

A: The professional fee is ₱35.00. The mass of KCl and NaCl in each mEq is 0.075 g and 0.058 g,…

Q: What is the difference between aspirin tablets that contain 81mg of aspirin and tablets that contain…

A: Introduction: Acetylsalicylic acid is the active ingredient in aspirin. It helps to relieve pain,…

Q: A chemist wants to make 5.0 LL of a 0.330 MCaCl2MCaCl2 solution. What mass of CaCl2CaCl2 (in gg)…

A: Given  Molarity of CaCl2 =  0.330 M                               = 0.330 mole/Liter Volume of…

Q: 2.7 Assume household vinegar contains 5.00% acetic acid by weight and that the density of vinegar is…

A: CH3COOH + NaHCO3→CH3COONa+ H2O + CO2 % w/w concentration = [mass of solute/mass of solvent] x 100

Q: A doctor prescribes 2.5 g of a drug, for a patient. The pharmacist has only 500 mg tablets…

A: given mass of drug = 2.5 g mass of tablet = 500 mg

Q: For a pharmacist dispensing pills or capsules, it is often easier to weigh the medication to be…

A: Given:A single antibiotic capsule weighs 0.50 g and a pharmacist weighs out 12.5 g of capsules for…

Q: The physician has ordered 1.0 gg of tetracycline to be given every six hours to a patient. If your…

A: We have to calculate the number of tablets needed .

Q: A mixture weighing 1.250g is 20% sodium nitrate, 56.0% silicon dioxide, and the rest is sodium…

A: Given that:  Total Mass of mixture = 1.250 g  Mass percent of sodium nitrate in mixture = 20% Mass…

Q: Calculate the number of grams of sodium in 2.60 gg of each sodium-containing food additive.  Na3PO4…

A:

Q: What is the mass in grams of 8.91x 1016 chromium atoms?

A: Given :-  number of Cr atoms = 8.91 × 1016 atoms  To be calculated :-  mass of Cr (in grams)

Q: he flask to the mark with water. Calculate the concentration in mol/L of the chemist's potassium…

A: Given   A chemist prepares a solution of potassium dichromate (K2Cr2O7) by measuring out 19.4g of…

Q: a patient is given 400.0 mL of a 0.900% (m/v) sodium chloride solution intravenously over a period…

A: mass by volume percent is defined as mass of solute divided by volume of solution

Q: The common pain relievers – aspirin (C9H8O4), acetaminophen (C8H9NO2), and naproxen sodium…

A:

Q: A chemist adds 90.0 mL of a 4.78 × 10 μM mercury(II) iodide (HgI₂) solution to a reaction flask.…

A: Given, Note: 1 mL = 10-3 L Volume of the solution = 90.0 mL = 0.09 L Note: 1 μM = 10-6 M molarity of…

Q: A chem student weighs out 0.0999 g of acetic acid (HCH,Co,) into a 250. mL volumetric flask and…

A: Given Data 0.0999g acetic acid in 250 ml water and 0.11 M NaOH. At neutralization  point  moles  of…

Q: Solid ammonium carbonate, a predecessor to modern baking soda and baking powder, forms gaseous…

A: The decomposition of ammonium carbonate to produce ammonia and carbon dioxide is as follows:…

Q: The dosage is 0.274 MG hydroxychloroquine/ 1.65 kg body mass. Calculate the amount (in g) of the…

A: Hydroxychloroquine is an anti-malarial drug. For the treatment of malaria, this medicine is given…

Q: Given the following list of densities: H2O: 1.000 g/mL,  C2H5OH: 0.789 g/mL,  CCl4: 1.594 g/mL,…

A: Recall the expression for density of liquid                densityd=mass of liquidmvolume of liquidV…

Q: What volume of a solution that is 15% Iron (III) nitrate contains 30 g of Iron (III) nitrate?  The…

A:

Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.