Q4: 50 g of ananti-inflammatoryointmentwas found to contain 1.1 g of the main activeingredient. What is the percent by mass of theactive ingredient in this ointment?Q5: 50 g of a 26% (m/m) solution was mixedtogether with 130 g of a 17% (m/m) solution.What is the percentage concentration by massof the new solution?Q6: A 0.75 L bottle of vinegar contains 4%(v/v) of ethanoic acid. What volume ofethanoic acid does the bottle of vinegarcontain? Give your answer to two decimalplaces.

Since you have asked multiple type questions, we will solve only first questions for you. If you…

Answered: Q4: 50 g of an anti-inflammatory…

Q4: 50 g of an anti-inflammatory ointment was found to contain 1.1 g of the main active ingredient. What is the percent by mass of the active ingredient in this ointment?

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter10: Solutions

Section: Chapter Questions

Problem 86QAP: A martini, weighing about 5.0 oz (142 g), contains 30.0% by mass of alcohol. About 15% of the...

See similar textbooks

Related questions

Q: Describe the role of chemistry in addressing the issue of thermal runaway in electronic devices, and…

A: Thermal runaway is a phenomenon that occurs when an increase in temperature causes a positive…

Q: The Ksp for LaF3 is 2 x 10-⁹. What is the solubility of LaF3 in water in moles per liter?

A: solubility product constant (Ksp): When a slightly soluble ionic compound is mixed with water,…

Q: Choose the most appropriate reagent(s) for the first step of the synthesis. ai-a. OH A Br2, hv Br₂,…

A: The question is based on the concept of organic reactions. we need to identify the correct reagent…

Q: A 0.100 M solution of NaCIO is prepared by dissolving NaCIO in water. A 50.0 mL sample of this…

A: Since we only answer up to 3 sub-parts, we'll answer the first 3. Please resubmit the question and…

Q: Acetylene (C₂H₂) gas is often used in welding torches because of the very high heat produced when it…

A: Given, Acetylene gas (C2H2) is often used in welding torches because of very high heat produced it…

Q: What would be the major product of the following elimination reaction? OH H₂SO4 A There is no…

Q: Predict the products of the reaction below. That is, complete the right-hand side of the chemical…

A: The question is based on the concept of chemical reactions. we need to complete the reaction…

Q: Given this reaction: Predict which direction the reaction proceeds in: A H₂O + H₂O H3O+ + OH B Goes…

A: The question is based on the concept of chemical equilibrium and acidity. we need to identify the…

Q: Question 8 What are the product(s) of the following reactions?

A: To write the products of the given organic reactions.

Q: Given the reaction below, draw out the reaction mechanism (using Lewis structures and curved…

Q: Use the table of bond energies and formula for enthalpy change to calculate the enthalpy change for:…

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. She carefully weighs…

A: The reaction of oxalic acid and NaOH is: H2C2O4 +2NaOH →Na2C2O4 + 2H2O

Q: Using first your head, and then the Henderson-Hasselbalch equation, find the pH of a solution…

A: Given, ClCH2COOH: 0.200 mol ClCH2CO2Na: 0.080 mol HNO3: 0.060 mol Ca(OH)2: 0.060 mol (provides…

Q: nical engineer is studying the following reaction: H₂(g) +1₂(g) → 2 HI(g) At the temperature the…

A: Answer: Relation between Reaction quotient QP and equilibrium constant KP is shown below: 1. When…

Q: What is the PH?

A: pH is a number on a logarithmic scale which gives idea about acidity or alkalinity of a solution.It…

Q: -5 Calculate the volume in liters of a 5.92 × 10 mol/L silver(II) oxide solution that contains 100.…

Q: Understanding the high-temperature behavior of nitrogen oxides is essential for controlling…

A: Check the formula for activation energy and use it to calculate the activation energy.

Q: Give typed explanation of both not a single word hand written otherwise leave it Among the listed…

A: The element with the highest ionization energy among the listed elements, Ca, Mg, Al, F, Ba, Ne Thee…

Q: A sample of xenon gas at 283 K and 0.798 atm occupies a volume of 2.06 L. If the pressure of the gas…

A: The expression of ideal gas equation is shown below: PV = nRT Where; P = pressure V = volume n =…

Q: What is the pH of a buffer that results when 6.32 mole of H3PO4 is mixed with 2.21 mole of NaOH and…

A: A buffer is a solution which resist any change in pH on adding a small amount of acid or base . it…

Q: In an equilibrium law, the exponents in the expression are related to O the order of the reaction. O…

A: The expression of rate law involve concentration of reactants raise to power their respective…

Q: What is the molality when 75.0 grams of MgCl₂ is dissolved in 500.0 g of solvent?

A: Given , mass of solute MgCl2 75 grams. which is dissolved in 500 g of solvent. We have to calculate…

Q: Spectrum #2: 3-bromopropene PPM

A: The question is based on the concepts of Organic spectroscopy. we need to assign the peaks to the…

Q: CrO4 (aq) → Cr(OH)3(s) b. 12 → 21-

Q: 고 C ОН D O -NH2 분 0 3 • NH 2

A: The question is based on the concept of organic synthesis . we need to synthesize the product using…

Q: Often the progress of a reaction is monitored to determine when it is finished. How would you follow…

A: The question is based on thin layer chromatography. Acetic acid is reacting with isopentyl alcohol…

Q: Which of the following are correctly drawn mechanistic steps in the following reaction? H3O+ OH a.…

A: Given that, a reaction scheme is shown below We have to tell among the given options which are…

Q: Complete and balance the following nuclear equations by including the missing particle. H+¹B-3?…

Q: Identify an acetone. O O O || CH3-C-CH2CH3 CH3-C-OH CH3-C-CH3 O CH3-C-H CH3-0-C-CH3

Q: (5.77. Miners' Lamps Before the development of reliable batteries, miners' lamps burned acetylene…

A: The given reaction is: Also, given that, The volume of acetylene is V = 1 L, The pressure is P = 1…

Q: Give the major product of the following reaction. KMnO4, OH о но O There is no reaction under these…

Q: Be sure to answer all parts. The reaction of peroxydisulfate S₂08² (aq) +31 (aq) →2SO4 (aq) + 13(aq)…

Q: Calculate the volume in milliliters of a 0.87M barium chloride solution that contains 75.0 g of…

A: The given information is as follows: The molarity of solution = 0.87 M The mass of barium chloride =…

Q: How many Joules are there in 2161 calories? (1 cal = 4.184 J)

A: Use the conversion factor for calories to joules to convert the given amount of calories in joules.

Q: 5.89.) A 150.0 mL flask contains 0.391 g of a volatile oxide 1.2 of sulfur. The pressure in the…

Q: Calculate the energy required to heat 251.0 g of silver from -0.6 °C to 10.8 °C. Assume the specific…

A: Specific heat capacity - Amount of heat required to raise temprature by 1 degree of one gram of a…

Q: The standard fee energy change for the reaction catalyzed by the enzyme triose phosphate isomerase…

A: The Gibbs energy ( ΔG) can be found using the formula: ∆G=∆Go+RTln Q Here T is the temperature in K.…

Q: Use this diagram to map the reaction's progress in terms of enthalpy: H Reaction progress Draw an…

A: The question is based on the concept of chemical thermodynamics. enthalpy of combustion of Methane…

Q: At 27 °C, K₂= 1.5 x 1018 for the reaction 3NO(g) N₂O(g) + NO₂(g) If 0.030 mol of NO were placed in a…

Q: 2) Acetic acid has a Ka of 1.80x10-5. What is the pH of a buffer solution made from 0.150 M HC₂H30₂…

Q: A sample of Freon-12 (CF₂Cl₂) occupies 10.0 L at 322. K and 121.90 kPa. Find its volume at STP. Be…

Q: 4. Show how each of the following compounds can be synthesized from an alkene: A. CI LOH B. usqxs…

A: Hydroboration-oxidation reaction: It is reaction in which alcohols are formed from alkenes. The…

Q: If 28.5 g of NaOH is added to 0.750 L of 1.00 M Cd(NO₃)₂, how many grams of Cd(OH)₂ will be formed…

A: Recall the given reaction, 2 NaOH aq + CdNO32 aq → CdOH2 s + 2…

Q: Calculate the formula mass of magnesium periodate, Mg(IO4)2 , in atomic mass units (amu or u).

A: The question is based on the concept of mole concept. we need to calculate formula mass of magnesium…

Q: 11. Which of the following is true of SN2 reactions? a. They require two mechanism steps. They…

Q: 8. In the following reaction, identify all electron-rich and electron-poor sites in the starting…

Q: Draw the mechanism for the reaction of an alkyl halide with sodium azide followed by reduction.…

Q: The proton mass is 1.007276 amu, the neutron mass is 1.008665 amu, and the electron mass is…

A: Given Mass of proton(mp) = 1.007276 amu Mass of electron(me) = 0.0005486 amu Mass of neutron(mn) =…

Q: A 94-L sample of dry air cools from 102 °C to -47 °C while the pressure is maintained at 2.98 atm.…

A: ☆ At constant pressure, the relation between temperature and volume is determined from the Charle's…

Q: 30 1705.32 40 50 1354.36 1135.21 2969.16 1476.83 997.91 1274.53 832.71 1427.75 953.40 553.28 790.43…

A: The question is based on IR spectroscopy. we need to assign the bands in the given spectra.

Question

Q4: 50 g of an
anti-inflammatory
ointment
was found to contain 1.1 g of the main active
ingredient. What is the percent by mass of the
active ingredient in this ointment?
Q5: 50 g of a 26% (m/m) solution was mixed
together with 130 g of a 17% (m/m) solution.
What is the percentage concentration by mass
of the new solution?
Q6: A 0.75 L bottle of vinegar contains 4%
(v/v) of ethanoic acid. What volume of
ethanoic acid does the bottle of vinegar
contain? Give your answer to two decimal
places.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

Specifications for lactated Ringers solution, which is used for intravenous (IV) injections, are as follows to reach 100. mL of solution: 285315 mg Na+ 14.117.3 mg K+ 4.9Q.O mg Ca2+ 368408 mg Cl 231261 mg lactate, C3H5O3 a. Specify the amount of NaCl, KCl, CaCl2 2H2O, and NaC3H5O3 needed to prepare 100. mL lactated Ringers solution. b. What is the range of the osmotic pressure of the solution at 37C, given the preceding specifications?
Patients undergoing an upper gastrointestinal tract laboratory test are typically given an X-ray contrast agent that aids with the radiologic imaging of the anatomy. One such contrast agent is sodium diatrizoate, a nonvolatile water-soluble compound. A 0.378-m solution is prepared by dissolving 38.4 g sodium diatrizoate (NaDTZ) in.l.60 102 mL water at 3 1.2C (the density of water at 31.2C is 0.995 g/cm3). What is the molar mass of sodium diatrizoate? What is the vapor pressure of this solution if the vapor pressure of pure water at 31.2C is 34.1 torr?
6-54 An industrial wastewater contains 3.60 ppb cadmium Cd2+. How many mg of Cd2+ could be recovered from a ton (1016 kg) of this wastewater?
6-37 Calculate the w/v percentage of each of these solutes: (a) 623 mg of casein in 15.0 mL of milk (b) 74 mg of vitamin C in 250 mL of orange juice (c) 3.25 g of sucrose in 186 mL of coffee
At 0 C and 1.00 atm, as much as 0.70 g of O2 can dissolve in 1 L of water. At 0 C and 4.00 atm, how many grams of O2 dissolve in 1 L of water?
An alcoholic drink contains methanol (CH3OH; density of 0.792 g/mL), in which at high dosage, is lethal. If an average person weighs 55.0 kg and drinks 2.00 L and drinks 2.00 L of that alcoholic drink, what is the highest % v/v concentration of methanol in that alcoholic drink for it to be safe if minimum lethal dose is around 0.300 g/kg of body weight?
A stock saline solution with a concentration of 10% (w/v) needs to be diluted to normal saline (0.9% w/v). How much stock solution (in L) is needed to produce 5 L of normal saline?
What volume of a 2.00 M KCl solution is required to prepare 50.0 mL of a 0.150 M KCl solution? a. 1.00 x 104 mL b. 2.00mL c. 3.75 mL d. 25.0 mL e. 5.00 x 102 mL
Amaan was administered 500 mg azithromycin at a concentration of 2.0 mg/mL. What is the total volume of azithromycin IV solution? Azithromycin’s chemical formula is C38H74N2O13, with a molecular mass of 767.0 g/mole. Calculate the concentration of medication in units of molarity (M). Intracellular fluid has a concentration equivalent to 0.154 M NaCl (aq). Is the IV solution a hypertonic, hypotonic, or isotonic with intracellular fluid? Will the azithromycin IV solution effect the volume of Amaan’s red blood cells?
Dissolved particles in the blood has a total concentration of 0.30 M. A person was given 150 mL per hour of IV C6H1206 for an hour and a half. What is the %w/v concentration given to the person?
If glycerin has a specific gravity of 1.25 what is the concentration in % w/v? Given: glycerin = 2.5 mL water ad = 100 mL
How many grams of methionine (MW = 149.21) are needed to make 20mL of a 150 mM solution? What is the above as a percent solution (w/v - weight per volume)?