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The entire subsequent are balanced equations. Define the number of atoms of each element in the reactants and in the products. ExplainC5H12 + 8 O2 -> 5 CO2 + 6 H2O
When pure nickel is burned in carbon monoxide the compound nickel carbonyl Ni(CO)4 is formed. Write and balance the equation. How many grams of carbon monoxide is used for every gram of nickel metal burned
The temperature dependence of the vapor pressure is given by the equation: Ln p = Ln A - deltaH(vapor)/RT. Where p = pressure, T = temperature, A = pre-exponential constant, and delta h (vapor) is the enthalpy of vaporization. Solve for vapor pres..
Calculate the temperature at which k = 10.0 s-1 if k = 5.00 s-1 at 318 K. The activation energy for the reaction is 45.0 kJ mol -1
What is the molar solubility of Co(OH)2 in a buffered solution that has a pH of 10.43?
A 150.0-g sample of metal at 80 degree celsius is added to 150.0g of H[2]O at 20.0 degree celsius. The temperature rises to 23.3 celsius. What is the specific heat of the metal [specific heat of h[2]o is 4.18 j(g degree celsius)
Use an enthalpy diagram to calculate the lattice energy of CaCl2 from the following information. Energy needed to vaporize one mole of Ca(s) is 192 kJ.
A .117 gram sample of a metal reacts with hydrpchloric acid to produce 36.3mL od dry hydrogen gas. what is the equivalent weight of this metal.
Calculate w for each step and for the total process. What values for w would you calculate if the cycle were traversed on the opposite direction?
For the reaction A --> B, the activation energy is Ea = 125 kJ/mol and the heat of reaction, H = 50 kJ/mol. What is Ea for the reverse reaction in kJ/mol?
ond weighs 44.0 carats. Determine the volume occupied by the diamond, given that its density is 3.5 g/cm3 at 20°C, and that 1 carat = 0.200 g.
Calculate the fraction of atoms in a sample of argon gas at 360. K that have an energy of 14.0 kJ or greater.
Iron has a reported average atomic mass of 55.85 amu. If iron has two isotopes, one of which has 29 neutrons and an isotopic abundance of 57.50%, what is the mass of the other isotope?
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