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Problem- In ethane combustion at 2000K and 1atm, the initial rate of NO formation is at least 3 times faster at 25% excess air than at 0% excess air. Is the statement true or false?
Give reasons or calculations to sustain your answer.
Dry the hydrate as instructed in the lab procedure, noting down it's mass until it appears to no longer decrease (no more water bound in the sample).
What would the product be in an aldol condensation and dehydration reaction for 4-methoxybenzaldehyde
Draw a complete lewis structure for the CONJUGATE ACID of Nitromethane (condensed formula CH3NOOH). Draw a complete lewis structure that shows all bonds, unshared electron pairs, and minimized formal charges where appropriate.
In a police line-up, the witness is asked to identify one criminal from a group of similar-looking people. If the authorities who conduct the line-up do not know which person is the suspected criminal,
Silver chromate is sparingly soluble in aqueous solutions. The Ksp of Ag2CrO4 is 1.12x10^-12. What is the solubility (mol/L) of silver chromate
The dimensions of a rectangular solid are 8.45 cm long, 4.33 cm wide and 2.85 cm high. If the density of the solid is 9.43 g/cm3, then determine the mass?
For which of the following reactions does Hrxn representan enthalpy of formation. C(s) + O2(g) -> CO2(g) CO2(g) + C(s) -> 2 CO (g) CO2(g) + H2(g) -> H2O(g) + CO(g) 2 H2(g) + C(s) -> CH4(g)
One mole of a gas obeys van der waals equation of state that is allowable to expand isothermally from v1 to v2. Obtain an equation for the change in Helmholtz energy for such expansion.
Determine the concentration in molarity (M) of a crystal violet solution based on a measured absorbance of 0.652 at 590 nm at a path length of 1.0 cm
How many moles of gas caused this pressure change 1.023-.954 atm=.069 atm? This mole-to pressure change equivalence will be used asa conversion factor in questions 2 and 3.
Determine the value of Faraday used If the electrolysis was carried out for eighty minutes with a current of four amperes flowing
Use the standard half-cell potentials listed below to calculate the standard cell potential for the following reaction occurring in an electrochemical cell at 25°C.
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