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Question- A solution containing potassium bromide is mixed with one containing lead acetate to form a solution that is 0.013 M in KBr and 0.0035 M in Will a precipitate form in the mixed solution? If so, identify the precipitate.
Articulate your answer as a chemical formula. Enter no-reaction if no precipitate is formed. Pb(C2H3O2)2
When 0.228 g of the hydrate ZnSO4•xH2O is heated, 0.128 grams of anhydrous ZnSO4 remains. What is the value of x in the formula for the hydrate
Calculate the pH at equivalence point when 40.0 ml of 0.50 M aniline is titrated with 30.0 ml of 0.67 M HBr. For aniline Kb=3.8x10exp-10 thanks answer should be pH=2.85
While ammonium chloride dissolves in water, the solution becomes colder. (A) Is the process endothermic or exothermic? (B) Explain why the solution forms
A student determined the molar mass of an unknown non-electrolyte compound by measuring the freezing point depression of an aqueous solution of the compound.
If you are given a 0.26 g piece of sodium metal to react with water, how many moles of HCl would it take to neutralize the sodium hydroxide produced
Calculate the vapor pressure above concentrated NaOH at 35.0 °C, given vapor pressure of H2Ois 42.2 mm Hg at 35.0 °C.
If the volume of the original sample in Part A ( P1= 722 torr, V1 = 34.0 L) changes to 57.0 L, without a change in the temperature or moles of gas molecules, what is the new pressure, P2
waters bad smell containing hydrogen sulfide h2s that can be removed by the action of cl considering the given
how do you calculate the hydrogen ion concentration in moles per liter for a solution with at pH value of 11.21? Need the steps please.
experiment to determine delta H of solution, would you expect to get a larger, smaller or identical temperature change? why?
Determine the pressure, in torr and atm, of 3.94 mol carbon monoxide gas in a 4.25 Litre tank at temperature 31 degrees Celsius.
allicin is the compound responsible for the characteristic smell of garlic. an analysis of the compound gives the
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