Person
Lessons
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- Lesson
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MENTAL FITNESS
- Description
- MENTAL FITNESS TIPS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!...
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- Why smoking is harmful? The word tobacco is thought to derive from the Native American word tabago, for a Y-shaped pipe used in sniffing tobacco powder. Cigarettes and other ...
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- WHY COFFEE KEEPS U AWAKE?It is well-known that the effect of coffee on mood is related to its content in caffeine. But why caffeine has such a strong effect on us? Caffeine op...
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- Closure Property of Addition <?xml:namespace prefix = o ns = “urn:schemas-microsoft-com:office:office” /> Sum (or difference) of 2 real numbers equals a real n...
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- Presentation
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atomic structure
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- there’s no chemistry without atoms…........and understanding its structure is very important…...starting from protons..electrons….......to quarks and iso...
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- Presentation
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periodic table of elements
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- a very detailed study of the modern periodic table….the base of chemistry…...
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- Lesson
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Trends of periodic table
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- THE TRENDS OF MODERN PERIODIC TABLE:<?xml:namespace prefix = o ns = “urn:schemas-microsoft-com:office:office” /> The properties of the elements exhibit trends....
