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Calculate delta H for the process in which N2(g) initially at 250K at 1Bar is heated to 700 K at 1 Bar.B: how different is this answer from the one calculate assuming the molar heat capacity is constant at 298.15 K over the entire temperature interval?
Ranked the free energy changes for hydrolysis of these phosphorylated compounds from the most negative (on the left) to the most positive (on the right)
A 500.0 mL sample of 0.200 M sodium phosphate is mixed with 400.0 mL of 0.237 M barium chloride. what is the mass of the solid produced
when 3.02g NH4Cl solid was dissolved in 20.05 ml water the temperature of the water dropped from 19.8 degrees celcius to 9.1 degrees celcius
An auto mechanic spills 72 mL of 2.6 M H2SO4 solution from a rebuilt auto battery. How many milliliters of 1.5 M NaHCO3 must be poured on the spill to react completely with the sulfuric acid?
Offer a brief explanation of why bandgaps for octet p-block semiconductors (1) decrease with increasing average principal quantum number
a mixture of mgco3 and caco3 was dissolved in hcl 1.64g of a mixture of calcium carbonate and magnesium carbonate was
Consider the following data: expect a BeF2 molecule to be linear but an SF2 molecule to be angular. Explain the decreasing melting point from NaF to Nai.
what is the composition of wet gas. How can partial pressure of hydrogen gas be abstained from the total pressure of wet gas. From where will you obtain the necessary data to determine the pressure of hydrogen gas
In the stock room you find a 12.0 M solution of HCl. How many mL of this solution should you dispense to make your diluted solution
Calculate the energy in joules and calories required to heat 24.0g water from 20.0C to 27.7C
A .464 g sample of a metal, M, reacts completely with sulfuric acid according to M+H2SO4 yields MSO4+H2. A Volume of 211 mL of H is collected over water, the water level in the collecting vessel is the same as the outside level.
the amount of h2o2 in 15.8g of hair bleach was determined by titration with a standard potassium permagnate
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