Friday, January 14, 2011

1/14/11

Today, we talked about balancing chemical equations. The answers to the homework were 2Na+ 2H2O ---> 2NaOH+ H2, Zn+ 2HCl---> ZnCl2+ H2, 4Fe+ 3O2 --->2Fe2O3, 2 Al+ 3FeO ---> Al2O3+ 3Fe, 2 K+ Br2 ---> 2KBr, C10H16+ 8Cl2 ---> 10C+ 16HCl, P4+ 5O2---> 2P2O5, C7H16+ 11O2 ---> 7CO2+ 8 H2O. we also talked about the equation for photosynthesis, 6O2+ 6H2O---> C6H12O6+6O2. The C6H12O6 is the part that is food, specifically sugar, which is fuel. Food, is stored in your body, to make you grow taller or wider. If it makes you wider, the energy is being stored until something needs it. So basically, plants are made of water and gas. Plants also need sunlight to perform photosynthesis.







-Noah Kudman #3

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