If the pH of a 0.001 M solution of a substance is 9.0, what does that...
If the pH of a 0.001 M solution of a substance is 9.0, what does that tell you about the substance ?
I It is an acid
II It is a base
III the substance is completely ionized
IV the substance is not completely ionized
A I and III B II and III . C I and IV . D II and IV
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If the pH of a 0.001 M solution of a substance is 9.0, what does
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0, Which of the statements below about an acid-base buffer solution is/are true? IIt can be prepared by combining a strong acid with a salt of its conjugate base VII. It can be prepared by combining a weak acid with a salt of its conjugate base IID It can be prepared by combining a weak base with its conjugate acid V. The pH of a buffer solution does not change when the solution is diluted. A buffer solution resists changes...
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0, Which of the statements below about an acid-base buffer solution is/are true? IIt can be prepared by combining a strong acid with a salt of its conjugate base VII. It can be prepared by combining a weak acid with a salt of its conjugate base IID It can be prepared by combining a weak base with its conjugate acid V. The pH of a buffer solution does not change when the solution is diluted. A buffer solution resists changes...
3.(16.3) Identify all the correct statements about an acid-base buffer solution. I. It can be prepared by combining a strong acid with a salt of its conjugate base. II. It can be prepared by combining a weak acid with a salt of its conjugate base. III. It can be prepared by combining a weak base with its conjugate acid. IV. The pH of a buffer solution does not change when the solution is diluted. V. A buffer solution resists changes...
M. 7. What is true about the pH of a solution with a hydrogen ion concentration of 7.3 x 10 The pH is 3.7 and is acidic. The pH is 8.1 and has excess H in solution. 73000 Bongo C. The pH is 8.1 and has excess OH' in solution. d. The pH is 9.0 and it is basic. e. None of the above answers are correct. A water solution that accumulates CO2 gas will have a tendency to a....
Which of the following are accurate descriptions of buffer solutions? 1. If a solution is buffered, its pH is nearly neutral. II. The mechanism by which buffered solutions resist pH changes is not well understood. III. Addition of strong acid to a buffer shifts the equilibrium such that Ht is consumed. IV. If strong base is added to a buffer, it reacts with the acid component of the mixture. V. Buffers only work well if the one conjugate is present...
please write clearly and circle answer thx
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