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The rate of a chemical reaction is found to double when the temperature is raised from 298K to 308K. Determine the activation energy.
Hexane is used to wash the solid product of a Sn1 carbocation reaction why is ice cold hexane used? and why does it need to be ice cold?
at a particular temperature n2o5 decomposes according to a first-order rate law with a half-life of 3.0 s. if the
The dow process isolates magnesium from molten MgCL2. How many moles of electrons are required to convert 54.7g of magnesium
How much limestone in kilograms would be required to completely neutralize a 5.2 x 109 L lake containing 5.0 x 10-3 g of H2SO4 per liter
Describe the bonding in N3- (Azide ion) in terms of an molecular orbital picture in which each terminal N atom is sp hybridized with one hybrid orbital accommodating one lone pair of electrons
Predict the sign of delta S for each of the following changes.
The complete electron configuration of: Beryllium Fluorine Aluminum The noble gas configuration of: Iron Yttrium Bromine Fe+3 Ba+2 As-3
If 1.020g of KHC8H4O4 (204.23g/mol) is completely neutralized with 0.200 M KOH, what volume of potassium hydroxide is required. KHC8H4O4(aq) + KOH(aq) -(arrow to the right) K2C8H4O4(aq) + 2 H2O(1)
When current is allowed to flow, which species is oxidized. What is the value of E0cell
Calculate the mass percent of a solution that is prepared by adding 70.9g of NaOH to 492g of H20 ... I read that the way to calculate this is Solute/solution x 100%
A hydrogen molecule in it's ground vibrational state with KE=10eV collides with heavy atom metal surface and no energy is transferred to the surface, i.e., the surface can be modeled as an infinite potential wall.
Calculate the potential of the following two half- cells that are connected by a salt bridge: a galvanic cell with two platinum electrodes, the one on the left immersed in a solution that is 0.0301 M in Fe3+ and 0.0760M in Fe2+
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