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The reaction between strontium hydroxide and chloric acid produces ??
Question- Use the following given enthalpies to find the enthalpy of reaction for the unknown reaction. Given: Fe2O3(s) + 3 CO(g) --> 2 Fe(s) + 3 CO2(g) DeltaH= -26.7 kJ
Utilizing data from the reverse side of the Periodic Table, Compute the standard free energy change (G rxn) at 25oC for the reaction below. Utilize F = 96,500 C/mol for Faraday's constant.
Calculate the value of the Faraday and of Avogadro's number, assuming that the charge on an electron is 1.602 X 10 ^-19 coul/electron
why is natural vanillin ethanolic extract considered to be of higher quality and therefore more expensive than the synthetic vanillin solution in ethanol
What is the molarity of a solution made by mixing 25 mL of 8.0 M hydrocholoric acid with 300 mL of 2.0 M hydrocholoric acid
Problem- An alkane (A) with the formula C6H14 reacts with chlorine and light to form three compounds with the formula C6H13Cl: B, C, and D. Of these, only C and D undergo dehydrohalogenation with sodium ethoxide in ethanol to produce an alkene. Mo..
A sample of the unknown complex is analyzed and has an absorbance of 0.528. What is the molar concentration of Cu^2+ ions in the unknown solution?
The rate of disappearance of HBr in the gas phase reaction is 0.103 Ms-1 at 150 deg Celsius. what is the rate of reaction.
for the reaction fe2o3s 3 cog ? 2 fes 3 co2g the enthalpy change is - 6.60 kcal. on the basis of this information
Europium crystallizes in a body-centered cubic lattice (the Eu atoms occupy only the lattice points).The density of Eu is 5.26 g/cm3. Calculate the unit cell edge length in pm.
Question- What is the maximum volume of 4.9E-5M K2CrO4 that, added to 17.0ml of a solution that is 8.6E-5M Ba(NO)2 and 5.4e-6 M Pb(NO3)2, will precipitate PbCrO4 bit not BaCrO4? For PbCrO4, Ksp=1.8e-14 and for BaCrO4, Ksp=1.2e-10
What is the total pressure, in mm Hg, of a gas mixture containing argon gas at 0.25 atm, helium gas at 350 mm Hg, and nitrogen gas at 360 torr
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