A homogeneous mixture consists of 12% ethanol, 28% methanol and 60% water. Which of these is the solvent for the mixture?  A) ethanol  B) methanol  C) water  D) Ethanol and Methanol

Q: What happens when a pressure greater than the atmospheric pressure is applied to pure water or a…

A:

Q: Why do red blood cells swell up and burst when placed in pure water?

A: A red blood cell will swell and undergo hemolysis.

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Q: What is the ideal pH range?

A: higher concentrations of H+ ions

Q: Which of the following represents a Buffer solution?

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Q: Ordinary table salt is sodium chloride. What is baking soda?

A: Baking soda is chemically sodium bicarbonate. Its chemical formula is NaHCO3

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Q: Why does buffers is significant inside a human body?

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Q: How do buffers work?

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Q: What is the pH of the solution?

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Q: Why do we want to know the pH?

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Q: Why is ice less dense than water?

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Q: What is the pH of a 5.9 × 10⁻⁶ M HBr solution?

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Q: When table sugar, sucrose, dissolves in water, is the water the solvent or the solute?

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Q: What does an acid based reaction that doesn't contain carbonate or bicarbonate produce?

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Q: What is the process and principle behind isoelectric precipitation?

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Q: The H⁺ concentration in an aqueous solution at 25 °C is 4.3 × 10⁻⁶. What is [OH⁻]?

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Q: Why is the thick blood smear left unfixed in methanol?

A:

Q: What quality of zwitterions makes them desirable buffers?

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Q: If a solution has a concentration of 10^-7 OH ions, how many H ions does it have?

A: pH is chemical scale that specifies the acid or basic strength of a solution. Pure water has a pH of…