All Courses
Explore Courses UPSC Exam UPSC Test Series Free Notes EduRev Infinity Get the App Login Join for Free
Sign in Open App
ACT Exam  >  ACT Questions  >  Write pH in terms of concentration of hydroge... Start Learning for Free
Write pH in terms of concentration of hydrogen ion?
  • a)
    [H+] = 1-pH
  • b)
    [H+] = 10-pH
  • c)
    [H+] = 10pH
  • d)
    [H] = 10-pH
Correct answer is option 'B'. Can you explain this answer?
Clear all your ACT doubts with EduRev
Verified Answer
Write pH in terms of concentration of hydrogen ion?a)[H+] = 1-pHb)[H+]...
pH is defined as the negative logarithm of hydrogen ion concentration that is pH = -log[H+]. By rearranging pH in terms of concentration of hydrogen ions, we get [H+] = 10-pH. pH means potential of hydrogen.
View all questions of this test
Most Upvoted Answer
Write pH in terms of concentration of hydrogen ion?a)[H+] = 1-pHb)[H+]...

Explanation:

pH:
- pH is a measure of the acidity or alkalinity of a solution. It is defined as the negative logarithm of the concentration of hydrogen ions ([H+]) in a solution.
- Mathematically, pH = -log[H+].

Concentration of Hydrogen Ion:
- The concentration of hydrogen ions ([H+]) in a solution can be calculated using the formula [H+] = 10^(-pH).
- This means that the concentration of hydrogen ions is equal to 10 raised to the power of negative pH.

Therefore, the correct option is Option B: [H+] = 10^(-pH), as it correctly represents the relationship between pH and the concentration of hydrogen ions.
Explore Courses for ACT exam

Similar ACT Doubts

Current high levels of fossil fuel use, including coal-burning power plants and gasoline-powered automobiles, have helped contribute to the high concentrations of sulfur trioxide, SO3, found in the atmosphere. When sulfur trioxide and water interact, they can undergo the following chemical reaction to produce sulfuric acid, which is the main contributor to acid rain worldwide:SO3+ H2O H2SO4Acid rain showers are particularly common near coal-burning power plants and large cities. These showers are responsible for significant economic damage to sidewalks, roads, and buildings. Scientists interested in studying the effects of acid rain often use basic substances like calcium carbonate, the main component of limestone buildings, and expose them to varying volumes of acid rain to determine what volume of acid rain is necessary to begin to erode a building. A sample graph of one scientist’s experiment is replicated below:Measuring acid and base levels is commonly done with a scale called pH, which uses the concentration of hydrogen ions to determine the acidity. Hydrogen ions are in a balance with hydroxide ions to give a scale with a range from 0 to 14. Values equal to or between 0 and 6.9 represent the acidic range where hydrogen ions predominate and values equal to or ranging from 7.1 and 14 represent the basic range where hydroxide ions predominate. Thus, the more hydrogen ions present, the more acidic the solution.Scientists can tell when a titration (pH) experiment passes a certain pH using compounds called indicators. Indicators are usually colorless at pH levels below that of their specified color change. A table of indicators used by the above scientists and the pH at which they change colors is presented below.Q. What is the pH of a solution containing calcium carbonate and sulfuric acid when 20 mL of sulfuric acid have been added?

Current high levels of fossil fuel use, including coal-burning power plants and gasoline-powered automobiles, have helped contribute to the high concentrations of sulfur trioxide, SO3, found in the atmosphere. When sulfur trioxide and water interact, they can undergo the following chemical reaction to produce sulfuric acid, which is the main contributor to acid rain worldwide:SO3+ H2O H2SO4Acid rain showers are particularly common near coal-burning power plants and large cities. These showers are responsible for significant economic damage to sidewalks, roads, and buildings. Scientists interested in studying the effects of acid rain often use basic substances like calcium carbonate, the main component of limestone buildings, and expose them to varying volumes of acid rain to determine what volume of acid rain is necessary to begin to erode a building. A sample graph of one scientist’s experiment is replicated below:Measuring acid and base levels is commonly done with a scale called pH, which uses the concentration of hydrogen ions to determine the acidity. Hydrogen ions are in a balance with hydroxide ions to give a scale with a range from 0 to 14. Values equal to or between 0 and 6.9 represent the acidic range where hydrogen ions predominate and values equal to or ranging from 7.1 and 14 represent the basic range where hydroxide ions predominate. Thus, the more hydrogen ions present, the more acidic the solution.Scientists can tell when a titration (pH) experiment passes a certain pH using compounds called indicators. Indicators are usually colorless at pH levels below that of their specified color change. A table of indicators used by the above scientists and the pH at which they change colors is presented below.Q.Solutions A, B, and C each contain a different number of hydrogen ions. Solution A has a pH of 6.9, solution B has a pH of 7.3, and solution C has a pH of 1.3. Place the solutions in order of increasing number of hydrogen ions.

Current high levels of fossil fuel use, including coal-burning power plants and gasoline-powered automobiles, have helped contribute to the high concentrations of sulfur trioxide, SO3, found in the atmosphere. When sulfur trioxide and water interact, they can undergo the following chemical reaction to produce sulfuric acid, which is the main contributor to acid rain worldwide:SO3+ H2O H2SO4Acid rain showers are particularly common near coal-burning power plants and large cities. These showers are responsible for significant economic damage to sidewalks, roads, and buildings. Scientists interested in studying the effects of acid rain often use basic substances like calcium carbonate, the main component of limestone buildings, and expose them to varying volumes of acid rain to determine what volume of acid rain is necessary to begin to erode a building. A sample graph of one scientist’s experiment is replicated below:Measuring acid and base levels is commonly done with a scale called pH, which uses the concentration of hydrogen ions to determine the acidity. Hydrogen ions are in a balance with hydroxide ions to give a scale with a range from 0 to 14. Values equal to or between 0 and 6.9 represent the acidic range where hydrogen ions predominate and values equal to or ranging from 7.1 and 14 represent the basic range where hydroxide ions predominate. Thus, the more hydrogen ions present, the more acidic the solution.Scientists can tell when a titration (pH) experiment passes a certain pH using compounds called indicators. Indicators are usually colorless at pH levels below that of their specified color change. A table of indicators used by the above scientists and the pH at which they change colors is presented below.Q. What is the pH of a solution containing calcium carbonate and sulfuric acid when 29 mL of sulfuric acid have been added?

Current high levels of fossil fuel use, including coal-burning power plants and gasoline-powered automobiles, have helped contribute to the high concentrations of sulfur trioxide, SO3, found in the atmosphere. When sulfur trioxide and water interact, they can undergo the following chemical reaction to produce sulfuric acid, which is the main contributor to acid rain worldwide:SO3+ H2O H2SO4Acid rain showers are particularly common near coal-burning power plants and large cities. These showers are responsible for significant economic damage to sidewalks, roads, and buildings. Scientists interested in studying the effects of acid rain often use basic substances like calcium carbonate, the main component of limestone buildings, and expose them to varying volumes of acid rain to determine what volume of acid rain is necessary to begin to erode a building. A sample graph of one scientist’s experiment is replicated below:Measuring acid and base levels is commonly done with a scale called pH, which uses the concentration of hydrogen ions to determine the acidity. Hydrogen ions are in a balance with hydroxide ions to give a scale with a range from 0 to 14. Values equal to or between 0 and 6.9 represent the acidic range where hydrogen ions predominate and values equal to or ranging from 7.1 and 14 represent the basic range where hydroxide ions predominate. Thus, the more hydrogen ions present, the more acidic the solution.Scientists can tell when a titration (pH) experiment passes a certain pH using compounds called indicators. Indicators are usually colorless at pH levels below that of their specified color change. A table of indicators used by the above scientists and the pH at which they change colors is presented below.Q.The relationship between pH and volume of acid added can best be described as which of the following?

Directions:Read the passages and choose the best answer to each question.PassageAmino acids are considered the building blocks of protein in the body. Amino acids combine with each other to form chains called peptides, which then combine to form proteins. The human body requires twenty different amino acids, whose combinations produce every essential protein in the body. When amino acids form peptides, the residue is what is left after the amino acid sheds a molecule of water(a hydrogen ion from one end and a hydroxide ion from the other en d). The reaction rate is the factor by which the protein is able to build itself up through the combination of peptides. Figures 1–3 show the effects that changes in temperature, water volume, and residue concentration have on the rate of reaction of residue when Amino Acids A and B are present. Figure 4 shows the effects that changes in the concentrations of Amino Acids A and B have on the rates of reaction in residue solutions of the same concentration.Q.A researcher claims that under the conditions used to determine the data for Figure 4, the reaction rate for Amino Acid A at any given concentration will always be greater than the reaction rate for Amino Acid B at the same concentration. Do the data support this conclusion?

Top Courses for ACTView all

Top Courses for ACT

Write pH in terms of concentration of hydrogen ion?a)[H+] = 1-pHb)[H+] = 10-pHc)[H+] = 10pHd)[H] = 10-pHCorrect answer is option 'B'. Can you explain this answer?
Question Description
Write pH in terms of concentration of hydrogen ion?a)[H+] = 1-pHb)[H+] = 10-pHc)[H+] = 10pHd)[H] = 10-pHCorrect answer is option 'B'. Can you explain this answer? for ACT 2025 is part of ACT preparation. The Question and answers have been prepared according to the ACT exam syllabus. Information about Write pH in terms of concentration of hydrogen ion?a)[H+] = 1-pHb)[H+] = 10-pHc)[H+] = 10pHd)[H] = 10-pHCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for ACT 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Write pH in terms of concentration of hydrogen ion?a)[H+] = 1-pHb)[H+] = 10-pHc)[H+] = 10pHd)[H] = 10-pHCorrect answer is option 'B'. Can you explain this answer?.
Solutions for Write pH in terms of concentration of hydrogen ion?a)[H+] = 1-pHb)[H+] = 10-pHc)[H+] = 10pHd)[H] = 10-pHCorrect answer is option 'B'. Can you explain this answer? in English & in Hindi are available as part of our courses for ACT. Download more important topics, notes, lectures and mock test series for ACT Exam by signing up for free.
Here you can find the meaning of Write pH in terms of concentration of hydrogen ion?a)[H+] = 1-pHb)[H+] = 10-pHc)[H+] = 10pHd)[H] = 10-pHCorrect answer is option 'B'. Can you explain this answer? defined & explained in the simplest way possible. Besides giving the explanation of Write pH in terms of concentration of hydrogen ion?a)[H+] = 1-pHb)[H+] = 10-pHc)[H+] = 10pHd)[H] = 10-pHCorrect answer is option 'B'. Can you explain this answer?, a detailed solution for Write pH in terms of concentration of hydrogen ion?a)[H+] = 1-pHb)[H+] = 10-pHc)[H+] = 10pHd)[H] = 10-pHCorrect answer is option 'B'. Can you explain this answer? has been provided alongside types of Write pH in terms of concentration of hydrogen ion?a)[H+] = 1-pHb)[H+] = 10-pHc)[H+] = 10pHd)[H] = 10-pHCorrect answer is option 'B'. Can you explain this answer? theory, EduRev gives you an ample number of questions to practice Write pH in terms of concentration of hydrogen ion?a)[H+] = 1-pHb)[H+] = 10-pHc)[H+] = 10pHd)[H] = 10-pHCorrect answer is option 'B'. Can you explain this answer? tests, examples and also practice ACT tests.
Explore Courses for ACT exam

Top Courses for ACT

Explore Courses
SaveJoin the Discussion on the App for FREE
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
10M+ students study on EduRev
Get App
© EduRev
Education Revolution
Signup to see your scores go up within 7 days!
Access 1000+ FREE Docs, Videos and Tests
Takes less than 10 seconds to signup