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The following reaction is used to prepare iodine:
2NaI (s) + 2H_2_SO_4 (aq) + MnO_2 ----------> Na_2_SO_4 (aq) + MnSO_4 + I_2 (g) + 2H_2_O (I)
What quantity of iodine can be obtained when 20.0 grams of NaI are mixed with 10.0 grams of MnO_2 and an excess of sulfuric acid?
If 2 atoms of silver metal react with 1 molecule of fluorine gas at constant pressure, 2 formula units of solid sodium fluoride are produced and 409.2 kJ of heat is released.
Ammonia reacts with oxygen gas to produce water and nitrogen gas. What mass of oxygen gas must be used to react with 19g of ammonia
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Does your spectrum allow you to confirm that the structure of the product is a combination of the two reactants. Briefly explain.
calculate the standard enthalpy change for this reaction using standard enthalpies of formation. general chemistry 10th edition ebbing and gammon
Tetradecane and hexadecane were separated in a capillary column, with retention times of 3.529 and 6.955 minutes and base widths (Wb) of 58s and 1.4 min, respectively. An un-retained air peak occurs at 30s. Calculate the column resolution and the ..
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Mass spectra for 1-bromo-4-propylbenzene as well as 3-bromopropyl benzene are shown below. Match each spectrum to the appropriate compound. Depict a structure for the ion that corresponds to the base peak in each spectrum.
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