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15
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Write balanced equation equation for decomposition of Anhydrous ferrous sulphate
2FeSO4(s)โheat Fe2O3(s)+SO2(g)+SO3(g)
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monster
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rocket
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rocket
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thief
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15
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Colour of NO2 gas
brown
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thief
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rocket
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shark
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lifesaver
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eraser
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rocket
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rocket
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banana
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15
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State law of conservation of mass
Mass is neither created nor destroyed in a chemical equation
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15
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Predict the missing reactant 2Mg + -------- -->2 MgO
O2
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15
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Is respiration process exothermic or endothermic ?
Exothermic process
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15
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Predict the products Zn + HCl
ZnCl2 and Hydrogen
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thief
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star
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rocket
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banana
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15
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Common name of calcium oxide
quick lime
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15
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why should we balance the chemical equation
To staisy Law of conservation of mass
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15
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A solution of a substance X is used for white washing. (1) Name the substance X and write its formula.
The solution of the substance used for whitewashing is calcium oxide also called quicklime with chemical formula CaO.
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15
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Write balanced equation for the decomposition of leadnitrate
Pb(NO3)2---->ฮ 2PbO+4NO2+O2.
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When Hydrated ferrous sulphate salt is heated strongly, it looses water molecules to form
Anhydrous Ferrous sulphate
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Unbalanced chemical equation is also called as
Skeletal equation
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