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All of the following are balanced equations. State the number of atoms of each element in the reactant and in the products. a) 2N2(g)+3O2(g)--->2N2O3(g); b)Al2O3(s)+6HCl(aq)--->2AlCl3(aq)+3H2O(l); c) C5H12(l)+8O2(g)--->5CO2(g)+6H2O(g).
Derive the fractional compositions for monoprotic and diprotic systems showing the steps as clear as possible including a brief description of a fraction compostion plot.
A gas bottle contains .650 mol of gas at .961 atm pressure. If the final pressure is 1.15 atm, how many moles of gas were added to the bottle.
How many grams of Helium does a 25.0 Liter balloon contain at 102.0 kPa and 24 degrees Celsius?
what will happen if a small amount of HCl is added to a 0.1M solution of HF? a. the percent ionization of HF will decrease. b. Ka for HF will increase
How many grams of water are required to prepare a 1 .50 m NaCl solution using 45.5 grams of NaCl?
since 1 mole of NaOH reacted for each 1 mole of acetic acid in solution, what is the number of moles of acetic acid present in a 10.0 mL sample of vinegar
Calculate the amount of N2 gas released (in liters at 37° C and 1.5 atm) when the diver returns to the surface of the water, where the partial pressure of N2 is 0.80 atm.
Calculate the surface tension from 0.028M soap solution at 293K. If the surface tension of 0.056M soap solution is 0.0433Joule per kelvin square. Surface tension of pure water is 0.0728 joule per meter square.
How much heat is required to convert 25.0g ethanol at 25C to the vapor phase at 78C? How much to convert 5.00 L?
A mixture was prepared with the following initial concentrations: [CO] =0.20M, [H2O] = 0.30 M. No formic acid, HCHO2, was initially present. What was the equilibrium concentration of HCHO2?
The Environmental Protection Agency has estimated that 119 tons of mercury are currently emitted to Earth's atmosphere annually due to human activities
If 3.17 moles of ethane, C2H6 undergo combustion,according to the unbalanced equation C2H6+O2--> CO2+H2O, how many moles of oxygen are required?
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