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An equilibrium mixture of the above system was found to contain the following concentrations: HCl(g) = 0.35 mol/L, O2(g) = 0.078 mol/L and H2O(g) =1.2 mol/L. The equilibrium concentration of Cl2(g) is calculated to be _______ mol/L
how do you determine the ph of the thing given the molarity?for example if there is .250m solutions of hno2 what would
AgBr is the light-sensitive compound in most photographic films. Assume, when film is exposed, that the light energy absorbed dissociates the molecule into atoms.
If 50.0mL of 1.60M HCl was added to 50.0mL of 1.80M NaOH, calculate the molarity of the resulting NaCl solution. (Hint calculate the moles of NaCl made.
The PH of 0.1 M MCL ( M+ Iis unknown cation ) was found to be 4.7. write an net ionic equation for the hydrolysis of M+ and it's corresponding equilibrium expression Kp . Calculate the value of KP
Calculate the pH when 8.14 g of NaClO is added to 445.5 mL of 0.50 M HClO. Ignore any changes in volume.
a. On the basis of your intuitive understanding of the chemical properties of sodium and gold, where in your activity series would you place sodium and gold? b. Will hydrochloric acid react with gold metal to produce gold (III) ions and hyrdogen g..
The standard enthalpy of formation of SiH4(g) is +34.3 kJ. The standard enthalpy of formation reaction is below. Si(s) + 2 H2(g) SiH4(g) What is the enthalpy change for the following reaction?
transmitted by an AM radio station is given by P = 400 + 200m^2, where m is the modulation index. Find the instantaneous rate of change of P with respect to m for m
If 15.78 mL of a Na2S2O3 solution were required to titrate the iodine formed from 20.95 mL of a 0.0111 M KIO3 solution and excess KI, what is the molarity of the Na2S2O3 solution?
Fifty percent of that sunlight is captured by the collector and heats the water flowing through it. What would be the temperature rise of the water as it leaves the collector?
Copper(I) ions in aqueous solution react with NH3(aq). Kf = 6.3x10^-10 M^-2 Calculate the solubility (in g·L-1) of CuBr(s) in 0.86 M NH3(aq).
A reaction has a rate constant of 0.0867 sec-1, how much of the compound (in mol/L) is left after 0.545 min, if there was 0.528 mol/L at the start
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