What is the pH of a solution with H3O plus 1 x 10-9 M?

What is the pH of a solution with H3O plus 1 x 10-9 M?
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Last Answer : Answer : A

PH is the negative logarithm of the hydrogen Ion Concentration express4ed in moles/liter of aqueous solution. PH of buffer solution is calculated by. Henderson’s equation Name the best indicator Phenolphthalein, PH range 8.3 to 10.0 Chemical kinetics deals with study of. Rates and mechanisms of chemical and Biochemical reactions

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pH is defined as the negative logarithm of the hydrogen ion concentration. Comparing a pH 5 and a pH 8 solution, which of the following is true? w) There are 1,000 times more hydrogen ions in the pH 8 solution. x) There are 1,000 times more hydrogen ions in the pH 5 solution. y) There are 3 times more hydrogen ions in the pH 8 solution. z) Cannot tell the difference between these two solutions by pH, since the numbers are so close.

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pH of blood is – (1) 10.4 (2) 9 (3) 7.4 (4) 4

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What is the optimum pH range for the cultivation of onion? a. 3.2-4.0 b. 5.8-6.5 c. 4.2-5.0 d. 8.9-10.6

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Which is the optimum PH for nitrification? (Agriculture MCQ) a. 8.5 b. 9.5 c. 10 d. 7.5

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Boiler water pH refers to a quantitative figure that expresses the acidity or alkalinity of boiler water. Ideally it should be between • 8.5 to 9.5 • 7.5 to 8.5 • 9.5 to 10.5

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Since the pK values for aspartic acid are 2.0, 3.9 and 10.0, it follows that the isoelectric (pH) is (A) 3.0 (B) 3.9 (C) 5.9 (D) 6.0

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Last Answer : (A) 3.0

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Given two 2s, 'plus' can be changed to 'times' without changing the results: 2 + 2= 2 x 2.The solution with three numbers is easy too: 1 + 2 + 3= 1 x 2 x 3.Now find the answer for 4 numbers and for 5 numbers. -Riddles

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Last Answer : Solution for 4 numbers: 1 + 1 + 2 + 4= 1 x 1 x 2 x 4. Solution for 5 numbers: 1 + 1 + 1 + 2 + 5= 1 x 1 x 1 x 2 x 4 1 + 1 + 1 + 3 + 3= 1 x 1 x 1 x 2 x 4 1 + 1 +2 + 2 + 2= 1 x 1 x 2 x 2 x 2

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