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If 50.00mL of 1.00 M HC2H3O2 Ka= 1.8x 10-5 is titrated with 1.00M NaOH. Explain what is the pH of the solution after the subsequent volumes of NaOH have been added?a) 0mLb) 25.00 mLc) 49.90 mLd) 50.10 mL
PCl5(g) PCl3(g) + Cl2(g) Kc=0.042 The consentrations of the products at equilibrium are (PCl3)= 0.150M and (Cl2)=0.200 M. What is the consentration of the reactant, PCl5 at equilibrium
during a tritration 34.62 ml of 0.1510 m naoh was needed to neutralize 50.0 ml of an h2so4 solution. what was the
calculate the hydrogen ion concentration in moll for each of the following solutions.a 2.42 b a solution whose ph is
The mixture of saltwater and ice around the ice cream bucket in the ice cream machine is at a temperature of -8.40C. What mass of sodium chloride would be found in 1,477 grams of this solution?
A buffer solution is made that is 0.334 M in HCN and 0.334 M in NaCN. (1) If Ka for HCN is 4.0E-10, what is the pH of the buffer solution. (2) Write the net ionic equation for the reaction that occurs when 0.100 mol HI is added to 1.00 L of the bu..
Calculate the work(in kilojoules) done during a synthesis of ammonia(see reaction below) in which the volume contracts from 8.6L to 4.3L at a constant external pressure of 44atm. (Note: be careful what units you use, SI units needed) N2(g) + 3H2(g..
Calculate the pH of a solution that is .150 M in sodium formate and .200 M in formic acid (Ka=1.8*10^-4)
Need to make an aqueous solution of 0.233 M potassium iodide for an experiment in lab, using a 250 mL volumetric flask. How much solid potassium iodide should you add?
The solution density if 1.001g/mL. Calculate the Ca2+ and Mg2+, molarity, molality, mol fraction, and the PPM. Please show examples.
what is the molarity of a solution that contains 36.0g of vitamin B1 hydrochloride (molar mass = 337g/mol) in 190mL of solution?
A galvanic (voltaic) cell consists of an electrode composed of magnesium in a 1.0 M magnesium ion solution and another electrode composed of copper in a 1.0 M copper(I) ion solution, connected by a salt bridge. Calculate the standard potential for..
A bicycle tire is filled with air to a pressure of 100. psi at a temperature of 19 degrees celcius. Riding the bike on asphalt on a hot day increases the temperature of the tire to 58 degrees celcius.
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