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How does this work? Do you just omit the H20/Oh-? Calculate the value for the equilibrium constant for each of the following aqueous reactions. (Type your answer to two significant figures.) (a) NH3 + H3O+ NH4+ + H2O (b) NO2? + H3O+ HNO2 + H2O (c) NH4+ + CH3CO2? NH3 + CH3CO2H (d) H3O+ + OH ? 2 H2O (e) NH4+ + OH ? NH3 + H2O (f) HNO2 + OH ? H2O + NO2?
Calculate the mass of Cu(NO3)2·3H2O needed to prepare 50.0mL of a 0.50 M Cu(II) solution?
In the first 12.0 of the reaction, 1.8×10-2 of is produced in a reaction vessel with a volume of 0.260 . What is the average rate of the reaction over this time interval.
Calculate Eo, E, and deltaG for the following cell reactions Mg (s) + Sn2+ (aq) Mg2+(aq) + Sn(s) [Mg2+]= 0.045 M, [Sn2+] = 0.035 M
For a given sample of {rm CH_3OH}, the enthalpy change on reaction is 19.0 kJ. How many grams of hydrogen gas are produced?
Discuss the conditions under which DNA will be degraded to their constituent components by heating. Write the names of the degradation products that would be formed
What is the concentration of HCl in a 10,000 gallon tank if 1 gallon of 40% HCl is added? The formula weight of HCl is 36.45 g/mol.
In a particular sample, the C13 NMR spectrum showed a signal 25ppm and another signal at 72.3 ppm. if the reference frequency for C13 on the instrument were 25.1 MHz what is the difference between the frequency of each signal and the reference fre..
A buffer solution is prepared by dissolving 1.50g each of benzioc acid C6H5CO2H and sodium benzoate NaC6H5CO2 in 150.0mL of solution.
Write Lewis structures, including resonance structure and formal charges if necessary
In an experiment 1.65g of lead(ii) nitrate react with .327g of zinc. What is the mole relationship between the lead nitrate and the zinc.
Polyethylene is a polymer consisting of only carbon and hydrogen. If 2.300 g of the polymer is burned in oxygen it produces
what is the relationship between the dipole moment and the bond moment? how is it possible for a molecule to have bond
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