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Buffer systems present in blood help in maintaining the neutral pH of blood. Which is the most important buffer system present in blood? A. Carbon monoxide-hydrogen buffer B. Carbonic acid-bicarbonate buffer C. Carbon dioxide-bicarbonate buffer
Weegy: The carbonic acid-bicarbonate buffer is the most important buffer system present in blood. (More)
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Updated 328 days ago|10/9/2014 5:52:43 PM
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Which of the following sentences best describes a buffer? A. Buffers resist change in pH of solutions by neutralizing excess acid or base. B. Buffers change the pH of solutions by increasing acidity or basicity of solutions. C. Buffers change the pH of solutions by decreasing acidity or basicity of solutions.
Weegy: The following sentence best describes a buffer: Buffers resist change in pH of solutions by neutralizing excess acid or base. User: An unknown solution has an H+ concentration of 10-12 moles per liter. Which of the following statements correctly describes this solution? A. The solution is basic in nature. B. The solution is acidic in nature. C. The solution is neutral in nature. (More)
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Updated 328 days ago|10/9/2014 5:55:49 PM
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Chlorine has seven electrons in its valence shell. It accepts an electron to complete its octet and becomes a chlorine ion (Cl-). What is the nature of this chlorine ion? A. Cation B. Anion C. Metal ion
Weegy: Chlorine has seven electrons in its valence shell. It accepts an electron to complete its octet and becomes a chlorine ion (Cl-). This chlorine ion is an ANION. (More)
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Updated 328 days ago|10/9/2014 6:08:05 PM
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A cell phone manufacturing company wants to display the average sales of their new phone model for a particular month across six countries. Which method of data representation would be ideal for this? A. Bar chart B. Pie chart C. Histogram
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Updated 5/21/2012 2:07:49 PM
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A. Bar chart would be ideal for this.
Added 5/21/2012 2:07:49 PM
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In our circulatory system, blood transports blood cells and dissolved ions when it moves through the body. Which of the following terms is suitable for blood? A. Solution B. Suspension C. Colloid
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Updated 9/21/2012 12:26:55 PM
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In our circulatory system, blood transports blood cells and dissolved ions when it moves through the body. Which of the following terms is suitable for blood: C. CALLIOD - - -
Added 9/21/2012 12:26:55 PM
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