What is the pH of a solution of 100 ml of 0.01 M H3PO4 and 100 ml of 0.01 M Na3PO4?
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Q: What is the pH of the buffer 0.17 M Na2HPO4/0.25 M KH2PO4?
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Q: What is the relationship betweenpKa and the useful range of a buffer?
A: The strength of an acid in a solution can be expressed in terms of the acid dissociation constant…
Q: What is the molarity of a NaOH solution if 48.0 mLneutralizes 35.0 mL of 0.144 M H2SO4?
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Q: What is the pH of a 0.00550 M solution of HCl?
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Q: Calculate pH of buffer prepared by mixing; 10ml of 0.10M of CH3COOH and 20ml of 0.10M of CH3COONa.
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Q: What is the pH of the solution?
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Q: What is the final concentration if 239mL of a 3.9M glucose solution is diluted to a volume of 842mL?
A: To solve this we will use the formula - M1xV1= M2xV2
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Q: What is the ratio of TRIS/TRIS-H+ in a TRIS buffer at pH 8.7?
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Q: What is the pH of a 0.0025 M solution of HCl?
A: pH is the quantitative measure of the acidity or basicity of aqueous or other liquid solutions. and…
Q: What is the pH of a 5.9 × 10⁻⁶ M HBr solution?
A: Hydrobromic acid, HBr is an extremely strong acid, one that ionizes completely ionizes completely…
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Q: If 0.752 moles of (NH3OH)Cl is dissolved in 1 L of water what is the pH of the solution?
A: pH is considered the scale used to determine the acidity or basicity of a solution. It is…
Q: What is the pH of a 7.5 × 10⁻⁴ M CsOH solution?
A: Introduction: pH is an indicator which is used to differentiate whether the solution is acidic or…
Q: How could you prepare 500 mL of a 6.0 M NaOH solution using solid NaOH pellets? What is the percent…
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Q: Calculate the pH of the solution that results following addition of 10 mL of 1 M NaOH to 40 mL of 1…
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Q: What is the total anion concentration (in mEq/L) of a solution that contains 5.0 mEq/L Na+ , 12.0…
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Q: what is the milliequivalent weight of sodium lauryl sulfate
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Q: A 1.0-L 0.010 M buffer with pH 6.50 is given as an assignment to a group of students. Which is the…
A: A weak acid is used to prevent any change in the pH of the solution, regardless of the solute. On…
Q: The pH of a solution containing 20 mL of 0.120 N NaOH and 35 mL of 0.120 N NaOH is 1.49. True or…
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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: The H⁺ concentration in an aqueous solution at 25 °C is 4.3 × 10⁻⁶. What is [OH⁻]?
A: Hydrogen ion concentration [H+] of a solution is expressed in terms of pH. pH is the negative log of…
Q: What is the pH of an aqueous solution with {H3O+} = 6x10-12
A: pH is logarithm of the reciprocal of the H+ or H3O+ ion concentration in a solution that is…
Q: If 4 mL of 1 M NaOH is added to 100 mL buffer, would it still be a usable buffer according to the…
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Q: 950 mL of 1X CuSO₄ * 5H₂O solution from 25X CuSO₄ * 5H₂O solution
A: Given Values: Stock solution = 25 X CuSO4 . 5H2O Final Solution = 1 X CuSO4 . 5H2O Volume = 950 mL
Q: What quality of zwitterions makes them desirable buffers?
A: A buffer is a solution that can withstand pH changes when acidic or basic components are added. It…
What is the pH of a solution of 100 ml of 0.01 M H3PO4 and 100 ml of 0.01 M Na3PO4?
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- What is the pH of a 0.25 M solution of acetic acid, Ka = 1.8 x 105. What percentage of the acid is dissociated?What is the final concentration if 239mL of a 3.9M glucose solution is diluted to a volume of 842mL?In order to make a solution of the concentration 0.364 M, what mass of NaCl should bedissolved in 152 mL of water?
- What is the pH of the buffer 0.17 M Na2HPO4/0.25 M KH2PO4?What is the pH of a buffer solution that is 0.20 M proprionic acid (HC3H4O2) and 0.1 M sodium proprionate (NaC3H4O2)? The KA of proprionic acid is 1.3 x 10-5What is the molarity of a NaOH solution if 48.0 mLneutralizes 35.0 mL of 0.144 M H2SO4?
- Determine the pH for the following solutions. {H3O+}=2.4x10^-2 MHow much of a 5x buffer and how much water should be added to make 1 L of a 1x solution?You need to prepare an acetate buffer of pH 5.43 from a 0.621 M acetic acid solution and a 2.95 M KOH solution. If you have 730 mL of the acetic acid solution, how many milliliters of the KOH solution do you need to add to make a buffer of pH 5.43? The pKa of acetic acid is 4.76. Be sure to use appropriate significant figures.