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The weight of (NH4)2SO4 that must be added to 250ml of 0.300 M ammonia to make a buffer with a ph of 9.00. I am given the formula weight of 132.14 and a Kb constant of 1.76x10^-5.
The simplest formula of the compound is NO2 Which could be the molecular formula of the compound?
Which of the following statements are true? For any false statements, explain. a) Nitric acid reacts with magnesium metal and copper metal.
Structure of a compound containing a leaving group that is more hindered than the leaving group in t-butyl bromide
An aqueous solution is 22.0% by mass silver nitrate, AgNO3, and has a density of 1.22 g/mL. What is the molarity of silver nitrate in the solution?
How much ice (in grams) would have to melt to lower the temperature of 352 mL of water from 26 C to 4C? (Assume the density of water is 1.0 g/ml.)
Cobalt oxide, CoO, is a largely ionic compound. What coordination number and crystal structure would you expect for this oxide
Find the pH of the resulting solution when 20.00mL of a 0.1000M triethylamine (CH3CH2)3N (Kb = 5.2x10-4) solution is titrated with 20.05mL of a 0.1000M HCl solution.
Balance the equation using the smallest possible integers. Also determine the sum of the coefficients of the reactants?
WHich of the following will act as a lewis acid? (please explain why as I need to understand the concept)
determine the volume of 0.1 m naoh that is required to react with all the acetic acid in a solution containing 25.0 ml
nickel is to be deposited on a platinum cathode area120cm2 from a solution that is 0.200m in ni2 and buffered to a ph
By comparison, what would it cost to heat the home using a ground source heating system with an electrically powered heat pump that has a COP of 5.0?
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