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Calculate the Ecell for the reaction below when [Zn2+] = 1.00M, [H+] = 1.00 x 10-6 M and PH2 = 1.00 atm Zn (s) + 2H+ ----> Zn2+ + H2 (g) a.+0.76 V b. + 0.64 V c. + 0.41V d. + 0.053 V e. + 1.12 V
A vat contains 2.29 M sulfuric acid solution. How many kg of KOH will be required to react completely with (neutralize) 882 L of the solution?
a volume of 5.3 L at 127 degrees Celsius, what is the pressure of the gas in atmospheres?
One mole of monoatomic ideal gas expands adiabatically at initial temperature T against a constant external pressure of 1 atm. from one litre to two litre.
Calculate the pH for each of the following cases in the titration of 50.0 mL of 0.100 M HCLO with 0.100 M KOH. The ionization constant for HCIO is 4.0 x 10^-8 a) after addition of 50.0 ml of KOH
A reaction vessel at 27 degrees C containsa mixture of SO2 (P = 3.10 atm) and 02 (P=1.10 atm). When a catalyst is added to the reaction 2SO^2(g) + O2 (g) = 2SO3 (g) takes place
Calculate rate constant for 1. level reaction where 81% of the matters have already react after 27 seconds.
Starting with a 10% solution and making a series of 1:100 dilutions, how many dilutions must you make to prepare 0.1 ppm (part per million) solution. How many ppb's (parts per billion) is this concentration
What would be the initial rate of formation of I3 (in units of M/s) when the following initial concentrations were used
What is the Molarity of a solution prepared by diluting 55mL of .65 M hydrochloric acid solution to a final volume of 155mL by adding water.
A 250.0 mL sample of chlorine gas is collected when the barometric pressure is 798 mmHg. What is the volume of the sample after the barometric pressure dropped to 745 mmHg?
2KClO3 + heat > 2KCl + 3O2, How many moles of O2 form as 3.0 mol of KClO3 are totally consumed.
calculate the concentration in molarity of a NaOH solution if 25.0 ml of the solution are needed to neutralize 17.4 ml of a .312 M HCl solution.
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