The pH scale is valid only for water. Why is this so?
Q: Describe the pH scale and the properties of acids and bases
A: Autoionization of water is a process through which water molecules generate hydrogen ions and…
Q: Define salt
A: Salt is a chemical compound consisting of an ionic assembly of an ionic assembly of cations and…
Q: A. What is the pH of a 0.15 M solution of acetic acid?
A: The pH of a solution is a measure of its acidity or basicity. It is a scale from 1-14. A lower value…
Q: Which Latin word is the word acid derived from? What does that Latin word mean? Why is relying only…
A: The acids called acid because it has few chemical properties.
Q: Describe how to calculate pH from the concentration of H+ or OH−.
A: PH is defined as the negative log 10 of hydrogen (H+) ion concentration in the aqueous solution.
Q: What is the ideal pH range?
A: higher concentrations of H+ ions
Q: What would happen to the pH of your soap if you washed the precipitated soap in twice as much volume…
A: pH is the expression of negative logarithm of hydrogen ion concentration in a solute or solvent. pH…
Q: How do I describe the organization of a pH scale?
A: the organization of a pH scale:
Q: A solution with a pH of 6 has a ____ difference in H ion concentration than a solution with a pH of…
A: pH is chemical scale that specifies the acid or basic strength of a solution. Pure water has a pH of…
Q: The melting points of stearic,oleic and linoleic acids are 69C,13C, and -5C, respectivley. Explain…
A: The temperature at which the solid and the liquid forms of a substance exists in equilibrium is…
Q: Which of these statements is correct with respect to pH? The pH of a solution remains constant with…
A: pH is a measure of the concentration of hydrogen ions in a solution. It is an important quantity…
Q: What are the physical properties of water of physiological importance? Explain
A: Water is a universal solvent with chemical formula H2O which is made up of 2 hydrogen atoms and one…
Q: Describe the pH scale and how it was derived; define acid, base,and neutral levels.
A: pH is an important quantity that reflects the chemical conditions of a solution. The pH can control…
Q: Why does buffers is significant inside a human body?
A: A buffer system is a solution that resists a change in pH when acids or bases are added to it.…
Q: Ag+ , K+ , Pb2+, Zn2+ : Classify the Bronsted-Lowry acidity of these cations
A: Brønsted–Lowry theory, known as proton theory of acids and bases. It stated that any compound that…
Q: What is meant by ph?
A: pH is abbreviated as the power of hydrogen or potential of hydrogen.
Q: what is a hydration number
A: Hydration refers to the interaction of a molecule or substance with water. Water interacts with…
Q: Soft drinks usually have a pH of approximately 3.1. What is the [H3O+] concentration in a soft…
A: Consumption of soft drinks is a very controversial issue for public health. Soft drinks contains…
Q: Calculate the [H+], [OH-], and pH of the substance with pOH value of 4.82. Determine whether this…
A: A substance that donates hydrogen ions and accepts a pair of electrons during a chemical reaction is…
Q: what is the ph scale?
A: The questions ask to define the pH scale.
Q: Why would a crystal of NaCl dissolve in water?
A: Sodium Chloride (NaCl) also known as salt which is an essential compound our body uses to absorb and…
Q: Why do we want to know the pH?
A: pH is defined as the quantitative measure of the acidity or basicity of aqueous or other liquid…
Q: As pH increases, there is increasingly more H+ than OH-
A: The pH of a solution is the log of hydrogen ion concentration with a negative sign. pH = -log (H+)…
Q: if a tomato juice has a pH of 3, how many more H+ ions are present in lemon juice with a pH of
A: pH = -log10[H+][H+] = 10-pH
Q: There are _ times less _ ions in solution with a pH 3 than in a solution with a pH6.
A: Introduction In a chemical reaction, a solution can be acidic or basic which depends on the…
Q: Why is ice less dense than water?
A: In Ice, each oxygen atom is surrounded by 4-H atoms at the corner of a tetrahedron.
Q: pH represents the:
A: Answer - pH stands for potential of hydrogen and it is calculated as negative logarithm of hydrogen…
Q: what does ph mean
A: We have to define pH.
Q: Water forms stronger hydrogen bonds than ammonia. Suggest a reason for this.
A: Hydrogen-bonding is considered as the weakest bond, which is present between the two electronegative…
Q: Which of the following substances would be considered basic? A. hydrochloric acid (pH 1.0) B.…
A: Introduction pH plays and important role in determining the concentration of H+ ions in the…
Q: Define the following terms: a. hydronium ion b. acid c. base d. Ka e. pKa
A: In the solution, when a compound reacts, there is a formation of the product. In the chemical…
Q: why is the different pH value of tap water and rainwater?
A: pH pH is a scale of measurement, which indicates the nature of a solution (acidic, basic or neutral)…
Q: Which of the following compounds are acids, and which are bases? Explain.
A: Acids and bases are popular chemicals which interact with each other resluting in the formation of…
Q: Another characteristic of modern buffers such as HEPES is that their pH changes little with changes…
A: Base and acid both interact with each other and form salt and water. They both are used in everyday…
Q: Determine the pH of a solution composed of 1 M acetic acidand 1 M sodium acetate.
A: pH is a scale that is used to specify the acidity or basicity of an aqueous solution. Acidic…
Q: How are different pH levels maintained in different places in the human body? Why are these pHs…
A: pH is used to quantify a basic or acidic substance. pH plays an important role in the human body…
Q: How is pH defined?
A: Acidity is the measure of the amount of free hydrogen ions in a solution. It is measured on the…
Q: rochloric acid Lemon Apple Banana Water Baking soda Drain cleaner Ammonia 12 3 14 Most acidic Most…
A: A solution having a pH value below than 7 is known as an Acidic Solution whereas a solution whose pH…
Q: How many more H+ ions does soda pop have compared to pure water?
A: The pH is defined as hydrogen potential. The pH scale is used to measure the solution whether it is…
Q: To minimize the sharp pH shift that occurs when a strong acid is added to a solution, is it better…
A: pH is the indicator of acidity of a system. A solution with pH less than 7 is considered acidic…
Q: Why does water have such interesting and unique properties?
A: Water is required for sustaining life. Water dissolves nutrients and gases. It acts as solvent for…
Q: A solution with a low pH means what?
A: pH is the chemical parameter that influences the outcome of the chemical reaction. Different…
Q: What distinguishes a weak acid from a strong acid?
A: Base and acid both interact with each other and form salt and water. They both are used in everyday…
Q: Referring to PHC elements, why is PHC not relevant today
A: *Primary health care system* PHC is a whole-of-society approach to health that aims to ensure the…
Q: The ph value of human blood is_____?
A: The maintenance of blood pH within the body is an essential for health. Multiple human body systems…
Q: Are naturally occurring pH buffers present in living organisms?
A: pH refers to the hydrogen ion (H+) concentration in a solution. The pH scale ranges between 0 to 14…
The pH scale is valid only for water. Why is this so?
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- A buffer solution is composed of 1.00 mol of acid and 1.75 mol of the conjugate base. If the pKa of the acid is 3.60, what is the pH of the buffer? pH=Another characteristic of modern buffers such as HEPES is that their pH changes little with changes in temperature. Why is this desirable?A solution with a low pH means what?
- A solution in which ["OH] = 6.3 × 10-/ M has a higher pH than a solution with a ["OH] = 4.3 × 10-2 M. True FalseA 0.200 M solution of a weak monoprotic acid (HA) has a pH of 2.35. What is the value of K of this acid? a K =2.011e-4 a What is the percent ionization of this acid? Percent Ionization = .10 %If a solution has a pH of 1, how many more H+ are present than in a solution with a pH of 4?