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The Cell

The Cell – basic unit of life Robert Hooke Discovered & coined the term cell in 1665 Robert Brown Discovered Cell Nucleus in 1831 Schleiden & Schwann Presented the cell theory, that all the plants & animals are composed of…

Chemical Reaction and Equations

Chapter 1: Chemical Reactions and Equations Introduction Occurrence of a chemical reaction? Question: What helps us to determine whether a chemical reaction has taken place? Answer: Any of the following observations helps us to determine whether a chemical reaction has…

Chemical Reactions and Equations

Chapter 1: Chemical Reactions and Equations Question: What helps us to determine whether a chemical reaction has taken place? Answer: Any of the following observations helps us to determine whether a chemical reaction has taken place: Some chemical reaction takes…