Consider the following reaction at 25°C with the ΔG°’ = +1800 J/mol for the forward reaction. The molar concentrations at the beginning of the reaction were [A] = 19 mM and [B] = 10 mM. After 1 hour, the concentrations were [A] = 16 mM and [B] = 13 mM.   Calculate the ΔG of the reaction at the 1 hour timepoint. Please round to 1 decimal point. Gas constant = 8.315 J/mol K

ver is given. A +B C+ D 1) Calculate AG for the above react un and indicáte whether the reaction is favorable or unfavorable [A] = 0.9 M 20°C AG° = 4 KJ/mol %3D [B] = 15mM [C] = 4mM [D] = 3 M R= 8.314 J/moleK %3D %3D 4.7 and explain how you know.

Fill up the two missing values inside the two circles knowing that the total reaction volume is 2mL. 1) Dilution fraction 2) Water Don't include units in your answer. Membrane Brillant blueR 1g/L Dilution Sample suspension fraction (μL) (μL) 1) Control ? 0 50 2) 1/200 ? 10 50 3) 1/100 0.01 20 50 4) 1/50 ? 40 50 5) 1/20 100 50 Phosphate pH11, 0.2M (ml) 1 1 1 1 1 Water (mL) 0.95 ? ? ?

When the following equation of a redox reaction in acidic solution is properly balanced, what are the coefficients for Cr2O72–, Fe2+ H+, Cr3+, Fe3+, and H2O, respectively?                   __Cr2O72–  +  __Fe2+  +  __H+ -->  __Cr3+  +  __Fe3+  +  __H2O           (A) 1, 3, 14, 2, 3, 7;           (B) 1, 6, 14, 2, 6, 7;           (C) 2, 10, 14, 2, 10, 7;           (D) 2, 12, 28, 4, 12, 14

Tell whether the entropy of the following reactions will be negative, positive or zero. b) NaNO3 + H2O -> Na^+ + NO3^- c) 4H + O2 <-> 2 H2O d) 4HO2 <-> 2H2O + O2 a) Solid Carbon Dioxide <-> Gas Carbon Dioxide

Complete the following reaction by filling in the necessary reagents. NH₂ S. 1) Br 2) Draw the product for the following reaction. Η N|H CH 3 1. CH3I (excess) 2. Ag₂O 3. A F Br

3L2.2

The reaction CO (g) + H2O(g)    CO2(g) 2 + H2(g) has ΔH = -41 kJ/mol. Does the amount of H2 in an equilibrium mixture increase or decrease when the temperature is decreased?

(please type answer fast).

Calculate the value of K for a reaction that has ΔG° = 37.6 kJ mol-1 at 37.0 °C.  (R = 8.3145 J mol-1 K-1) in kj/mol