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Match the items of Column I with the corresponding items of Column Il. Column 1 1. Building materials, tools and vehicles. 2 Water pipes and electric cables. 3. In coins and catalyst in the manufacture of margarine, 4. Jewelry and plating of teeth. 5. Artificial hip joints, pipes in nuclear power stations. 6. Galvanization of steel. Column 1 a. Copper b. Iron C. Zinc d. Nickel e. Titanium f. Gold g. Silver h. Mercury
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Chemistry, 23.06.2019 14:20, bjbass899
Compounds a and b react to form compounds c and d according to the equation: aa + bb → cc + dd. under which conditions will the rate law be given by the equation: rate = k[a]a[b]b? a. the reaction takes place in one step. b. the reaction is endothermic. c. the reaction is exothermic. d. the reaction involves more than one step.
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Chemistry, 23.06.2019 15:30, kfull6027
The amount of iron in ore can be quantitatively determined by titrating a solution of the unknown with a standard solution of dichromate, cr2o72−. the net ionic equation is 6fe2+(aq)+cr2o72−(aq)+14h+(aq)→6fe3 +(aq)+2cr3+(aq)+7h2o(aq) part a the titration of 25.0 ml of an iron(ii) solution required 18.0 ml of a 0.230 m solution of dichromate to reach the equivalence point. what is the molarity of the iron(ii) solution?
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Match the items of Column I with the corresponding items of Column Il. Column 1 1. Building material...
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