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تازه های شیمی - ظرفیت یك تامپون (بافر)

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ظرفیت یك تامپون (بافر)

یکشنبه 4 اسفند 1387   10:47 ب.ظ


نوع مطلب : آزمایشگاه شیمی ،اسید و باز( ACID&BASE ) ،تعادل( Equilibrium ) ،

سؤال
از عوامل ذكر شده‌ی زیر كدام موارد در ظرفیت یك تامپون (بافر) مؤثر است؟

- میزان قوی یا ضعیف بودن اسید یا باز به‌كار رفته
- غلظت گونه‌های موجود در بافر
- غلظت نمك موجود در بافر
- مقدار بافر

جواب
غلظت گونه‌های موجود در بافر:
اگر غلظت گونه‌ها زیاد باشد مقدار بیش‌تری از اسید یا باز برای تغییر نسبت [HA]/[A-] لازم است.


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