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The Magic of the Changing Drinks Explained
Description
The spectacular color changes of the liquids in the glasses are based on the simple chemistry of indicators and acidity. Through a gradual chemical reaction, the substances within the vessels alter their pH levels, causing the pigment molecules to shift their structure and reflect different wavelengths of light. In this way, a transparent solution is transformed into a series of vivid colors, demonstrating fundamental principles of material science.
Original title
קסם המשקאות המתחלפים: ההסבר
שינויי הצבע המרהיבים של הנוזלים בכוסות מבוססים על כימיה פשוטה של אינדיקטורים וחומציות. בתגובה כימית הדרגתית, החומרים בכוסות משנים את דרגת ה-pH שלהם, דבר הגורם למולקולות הצבע לשנות את המבנה שלהן ולהחזיר אורכי גל שונים של אור. כך הופכת תמיסה שקופה לסדרה של צבעים עזים המדגימים עקרונות בסיסיים במדעי החומר.
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