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Consider the reversible reaction: A(g) <---> 2B(g)
At equilibrium, the concentration of A is 0.381 M and that of B is 0.154 M. What is the value of the equilibrium constant, Keq?
Explain how do you compute the minimum volume of H2O(water) required to dissolve NaCl( sodium chloride) of 500 grams in H2O( water) at the temperature of 100 degree celsisu?
1.calculate the final pressure in atm while using a sample of helium gas that was initially at 785 torr 37.0degc and
why does hydrochloric acid and acetic acid have the same equivalence, while hydrochloric acid and sulfuric acid
Draw the electron-dot formula for each of the following molecules or ions: a) HCCH (ethyne); b) CS2 (C is the central atom); c) NO^+
Why are monochromators (prism or grating monochromators) used in scanning instruments as opposed to absorption filters
Calculate the volume of 0.460 M radium hydroxide solution required to completely neutralize 10.00 mL of 1.17 M phosphoric acid
A student placed 18.0 grmsof glucose () in a volumetric flask, added enough water to dissolve the glucose by swirling, then carefully added additional water until the 100 gm. mark on the neck of the flask.
What mass of NaOH (s) must be added to 1.0 L of 0.050 M NH3 to ensure that the percent ionization of NH3 is no greater than 0.0010%? Assume no volume change on addition of NaOH. Kb NH3=1.8 x10^-5
time 0.0.184200.0.129500.0.069800.0.0311200.0.0191500.0.016what is the insataneous rate at
1000g of Na2HPO4 is dissolved in 100mL of water. using mass balance and charge balance deterimne the pH of the resulting.
calculate the solubility of zinc hydroxide znoh2 in 1.00 m naoh.nbsp ksp 3.0 times 10-16 for znoh2 kf 3.0 times 1015
the following findings, express to the nearest atomic mass unit, in agreement with Dalton's atomic theory? expalin your answer.
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