A buffer is a solution encompassing a weak acid and its conjugate base in alike amounts. This combination reduces the pH change upon addition of strong acid or base by converting H1+ (or OH1-) to weaker acids or bases. This primarily consist of compounds that stabilize the pH of a solution by removing or replacing hydrogen ions. Also, substances that resist change in pH.
Hello,
The answer is option D "<span>hepatitis".
Reason:
The answer is option D because </span>hepatitis is a infection in the liver which causes toxins and <span>hereditary conditions. Its not option A because dysentery is the infection in the intestines that causes diarrhea. Its not option B because polio is a viral disease that hurts the nerves and can lead a person to be paralyzed. Its also not option C because mumps is also a viral infection that mainly infects the parotid glands.
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Hope this helps!
~Nonportrit</span>
Is it just me or is there nothing there?
Answer:
This says that a very long time ago South Africa could have had glaciers and had a cold climate were as now South Africa has a very hot and humid climate.