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Could water molecules still form hydrogen bonds with other water molecules if they are non polar and linear?
What weight of sodium acetate, NaCO2CH3, must be added to 500.0 mL of 0.500 M acetic acid HCO2CH3 to produce a buffer solution
what masses of glaubers salt must be used to provide 6 mol of sodium
The solubility of N2 in water at 25 degrees celsius and an N2 pressure of 1 atm is 6.8x10^-4 mol/L. Calculate the concentration of dissolved N2 in water under atmospheric conditions where the partial pressure of N2 is 0.78 atm.
addition of small amounts of oxaloacetate or malate to suspensions of minced pigeon-breast muscle stimulated the oxygen
If the amount of Hg in an industrial-waste pond is 0.39 micrograms (ug)/mL, how much Hg is present in (kg) if the pond has a surface area (m^2) and an average depth of 35 ft?
Compute the individual concentrations of HMR and MR in a mixture measured with absorbency 0.604 at 520 microns and absorbency 0.727 at 425 microns.
Calculate the order of the reaction with respect to reactant C, the reaction rate constant, the overall order of reaction, and write the rate law for the reaction.
What metal ions are involved in electron transport, and what is special about them that enable electrons to be shuttled among the various proteins
A mixture of N2, O2, and CO2 has a total pressure of 791. torr. In this mixture the partial pressure of N2 is 115. torr and the partial pressure of O2 is 193. torr.
a 25 ml of sample of HNO3 is neutralized by 32.1 ml of 0.150 M KOH(aq). What is the molarity of HNO3?
A solution (volume = 100.0 ml) contains 0.27 M HCOOH(formic acid, Ka=1.8*10^-4) and 0.39 M KHCOO. a. Determine the pH of the solution b. We add 4.00 ml of 4.0 M HNO3 to this solution. Determine the new pH.
If 36.0 mL of 0.150 M HCl(aq) is needed to neutralize all the NH3(g) from a 2.25-g sample of organic material, calculate the mass percentage of nitrogen in the sample.
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