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When 50.0 mL of 0.050M formic acid, HCO2H, is titrated with 0.050M sodium hydroxide, what is the pH at the equivalence point? (Be sure to take into account the change in volume during the titration.)
The pentapeptide leucylglycylthreonyltyrosylalanine is first incubated with l-fluoro-2,4-dinitrobenzene (FDNB). When the resulting compound is heated to 110oC for 24 h in the presence of 6 M HCl, the solution will contain
Given a relative reactivity of 5.0:3.5:1.0 (tertiary:secondary:primary) hydrogens,calculate the expected percentage of each of the three reaction products expected in the chlorination of n-pentane?
Write the unbalanced equation for the formation of ozone gas from oxygen gas. (Include states-of-matter under SATP conditions in your answer.)
Calculate the energy requird to transform this steam into an ice cube at -20 degree C. Also, graph this phase change, with energy as a function of temperature
Determine the dilution of the stock bleach solution (NaOCl). The bleach you will be using will be somewhere around 5.5% (weight/volume). Convert this to molarity.
Compute the molarity of an acetic acid solution if 34.57 mL of these solutions are needed to neutralize 25.19 mL of 0.1025 M sodium hydroxide.
At 1 atm, how much energy is required to heat 73.0 g of H2O(s) at -20.0 °C to H2O(g) at 133.0 °C?
what is the balanced ionic and net ionic equation for each 1.mgco3 hbr 2.ch3co2h nh4oh 3.agno3 alcl3 4.baf2
State structures for the a variety of aldol condensation products you expect from the aldol self-condensation of 2-butanone,CH3C(=O)CH2CH3.
Diisopropyl ether reacts with concentrated aqueous HI to form two initial organic products (A and B). Further reaction with HI produces organic product C from product B
students are advised to dispose of the 95% ethanol mother liquor from the recrystallization step n the nitration of bromobenzene in a waste bottle for halogented wastes while the same solvent used for the recrystallization
The reading on a mercury manometer at 25 deg C (open to the atmosphere at one end) is 56.38 cm. The local acceleration of gravity is 9.832 m s-2.
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