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Reaction of 1, 3-diethylpropanedioate with- Naoet, isobutly bromide as well as h+ h20, and heat. This is all the similar reaction.
100 mL of 0.150 M acid H2A are mixed with 100 mL of 0.1600 M NaOH. Calculate the [H+] of the resulting solution at equilibrium. Ka1 = 1.0 x 10^-5 Ka2 = 1.0 x 10^-7
3 5L flasks fixed with pressure gauges and small valves, each contain 4 g of gas at 273K. Flask A has H2, B has He and C has CH4. Place in order of pressure
200 drops of 0.025 M NaF solution and 100 drops of 0.025 M Ba(NO3)2 solution are mixed. a.) write the equation for the formation of solid BaF2.
question state three examples each of acids bases and salts commonly used in therapeutic processes. from the examples
What exactly are myosin, actin, troponin and tropomyosin chemically?, What molecule releases energy when its bonds are broken. Which bonds are broken to release that energy?
A student adds 0.1 mol of oxalic acid (H2C2O4) and 0.1mol of sodium dihydrogen phosphate to enough water to make 1.0L of solution. The following equilibrium is established with Kc from this reaction greater than 1
A rubber balloon was inflated with helium gas and floated in the air. The next day, the balloon was somewhat smaller and no longer floated.
RNA-based viruses such as poliovirus use RNA as their genetic storage material. An important anti-viral drug is ribavirin (see below). RNA polymerase can use ribavirin (the triphosphate version) as a substrate,
If only 10ml of 3.0 M KOH were used in the alum preparation instead of the specified 25 ml,would KOH then become the limiting reactant? Write the chemical equation for the conversion of Al(s) to solid aluminum alum KAL(SO4)2*12H2O (S)
a chocolate caramel pecan piece of candy contains 115 food calories cai. if the heat energy contained in the piece of
If you take a 10.0-mL portion of the stock solution and dilute it to a total volume of 0.230 L, what will be the concentration of the final solution?
What mass of NaHCO3 must be added to 1.00 L of 0.10 M Na2CO3 to make a buffer solution whose pH=9.85? pKa2(H2CO3)=10.33
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