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Law of conservation of mass . Heba Abu Hammoud Zahra’a Al yasari

Law of conservation of mass . Heba Abu Hammoud Zahra’a Al yasari.

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Law of conservation of mass . Heba Abu Hammoud Zahra’a Al yasari

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  1. Law of conservation of mass .Heba Abu Hammoud Zahra’a Al yasari

  2. The Law of conservation of mass states that mass is neither created nor destroyed during a chemical reac – tion – it is conserved. In other words, the mass of the reactants equals the mass of the products. The equation form of the law of conservation of mass is as follows .

  3. Law of conservation of mass : The Law of Conservation of Mass tell us that the mass of a closed system will remain constant over time. It also tells us the matter cannot be created or destroyed

  4. The analyti cal blance,which was copable of measuring small change in mass was develop at the same time. Mass reactants = Mass products h Law of conservation of Mass Chemical change a cured during measuring the mass befor and after the reation Mass is neither created nor destroged during chemical reaction

  5. 2H2 + O2 2H2O 4H 20 = 4H ,20

  6. http://www.youtube.com/watch?v=wwJJK4korRg

  7. 1. When a log burns in a fire, the ashes have a much lower mass than the log. Explain . 2. What is the gas used to extinguish the fire ?

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