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How do you write the molecular & net ionic equation for thereaction that occurs when aqueous solutions of lead acetate(PB(C2H3O2)2) &calcium chloride (CaCl2) are combined?
Calculate the maximum amount of thorium ion that could be present in a waste water, if it is made 0.1500 M in oxalate ion. Assume the oxalate is present in stoichiometric amount, compared to the thorium.
Using methyl iodide with amines such as triethylamine, ethyldiisopropylamine, describe how the nucleophilicity of the amine affects the rate of an Sn2 reactions Use specific chemical examples to support the conclusion
Write a chemical equation for LiOH(aq) showing how it is an acid or a base according to the Arrhenius definition.
The structures of the disulfides (MS2) show an apparently unusual trend, proceeding from left to right across the transition series. On the left side (TiS2, ZrS2, MoS2, etc.)
Calculate the number of millimoles of HCl needed to reach the methyl orange end point. b. How many millimoles of Na2CO3 reacted with the HCl?
in one experiment 1.0 mol h2o and 1.0 mol co are put into a flask and heated to 350 c. in a second experiment 1.0 mol
solid lithium hydroxide is used in space vehicles to remove the carbon dioxide gas exhaled by astronauts. the
Calculate the mass of glucose metabolized by a 75.4 kg person in climbing a mountain with an elevation gain of 1370 m. Assume that the work performed in the climb is four times that required to simply lift 75.4 kg by 1370 m.
An impure sample of copper sulfate weighing 5.52 grams was dissolved in water and allowed to react with excess zinc. CuSO4(aq) + Zn(s) = ZnSO4 (aq) + Cu(s) What is the percent CuSO4 in the sample if 1.49 grams of metallic copper was produced
After carrying out the reaction, why does a precipitate (solid) form when you pour the reaction mixture on ice
So he used this in his calculation. Actually it boiled at 102.*c during experiment. Did this assumption cause his calculated specific heat to be too high, too low or not affect?
analysis of a sample of a covalent compound showed that it contained 14.4 hydrogen and 85.6 carbon by mass. what is the
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