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Since Zinc metal is much more reactive than Hydrogen, it is able to easily displace hydrogen from H2SO4 and it forms a salt ZnSO4. The hydrogen that was ...Read more

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Answer: Tallying the number of atoms on both sides, we find that they are unbalanced. On left Fe=1, O=2, on right Fe=2, O=3. Fe+O2 → Fe2O3.Read more

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Dihalides (CnH2nX2): Dihalides are the di-halogen derivatives of alkanes and are of geminal and vicinal types. Example. (a) CH3CHBr2 (Ethylidine dibromide),. (b) ...Read more38 pages

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Answer: The answer is 32. Explanation: (1/2)-5 =1/ (1/2)5 = 25 = 32.Read more

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FeO. + - = = +. Oxidation number of Fe is +2. iii) Na2S4O6. Oxidation number ... i.e. Fe = R.A (Reducing agent). H+ = O.A (Oxidizing agent). -. +. -. +. +. +. +.Read more64 pages

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The O and Na both are not equilibrated or balanced, so equilibrated or balanced equation by hit and trial method ordain be: 4Na + O 2 → 2Na 2 O.Read more

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Answer: Mg + O₂ = MgO · In this equation, Mg is magnesium, O is Oxygen, and the product we get is MgO, known as magnesium oxide. · This type of reaction is known ...Read more

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The molecular mass of CuSO 4 . 5H 2 O is 250 u or 250 g/mol. The molecular mass (m) of a molecule is measured in Daltons (Da or u).Read more

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Answer: The value of cos 180° is -1. Trigonometry: The relationship between the sides and angles of triangles is the subject of this mathematical field ...Read more

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The given reaction is the calcium carbide reaction with water that produces calcium hydroxide and acetylene. The balanced equation will be CaC2+2H2OCa ...Read more

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