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Calculate Kp for the reaction 2NOCl(g) ->2NO(g) + Cl2(g) at 400degrees C if Kc at 400 degrees C for this reaction is 2.1 × 10-2
When 2.00 g of hydrazine decomposed under constant-pressure conditions, 7.00 kJ of heat were transferred to the surroundings. What is delta H for the following reaction? 3 N2H4(l) --> 4 NH3(g) + N2(g)
Draw the ideal distillation curve for a 50:50 mixture of two miscible liquids. How do you achieve ideal distillation
Find out the concentration of this solution 1) in m (molality), 2) XHX (mole fraction of HX), 3)% w/w (percent by mass) if solvent in this solution is H 2 O. ?
Chemical Kinetics - Determine the time taken by a reactant to reach a particular concentration
Propose a structure for an amine of formula C4H9N, which liberates a gas when treated with NaNO2 and HCl. The 13C NMR spectrum is as follows, with attached protons in parentheses
What is the mass percentage of iron in a sample if titration of 1.2284g of the sample requires 57.91 mL of .1018M of Ce(NH4)2(NO3)6 for complete reaction?
If you have a white powder that could be either Epsom salt or table salt, how could you decide which one it is
A solution, made by dissolving 62.07 g of a nonelectrolyte in 500 g of H2O, exhibits a freezing point of -1.86 °C. Determine the molecular weight of this nonelectrolyte compound? For water Kf = 1.86 °C m-1Kb = 0.51 °C m-1
The alpha-particles ionize molecules in the air, allowing it to conduct an electric current. When smoke particles enter, the conductivity of the air changes and the alarm buzzes. (a) Write the equation for the decay of (mass number 241, protons 95..
suppose a 0.100 M solution of each of the following substances is prepared. Rank the pH of the resulting solutions from lowest to highest: KF, NH4I, HBr, NaCl, LiOH.
Calculate the number of molesof each reactant. Determine the limiting reactant in each of the following three reactions. The limiting reactant that you determine here will be used directly in this experiment.
Dissolve the appropiate amount of HEPES (sodium salt) (formula weight is 260.31) in water to an approxiamte volume of 60 mL in a 150 mL beaker that is equipped with a stirring bar.
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