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This compound, C5H10, gives a negative test for C-C double bonds and gives only one monobromo substitution product, C5H9Br. Propose a structure for this compound
According to molecular orbital theory which of hte following is not predicted to exist I know its He2 but how do you get bond order from that is there an easy way
The solubility of silver chromate is 0.0287 g/1.0 L of solution. What is the Ksp for Ag2CrO4?
Identical hard spheres of radius R are packed together to form a simple cubic lattice. What is the ratio a/R, where a is the edge length of the unit cell
Predict whether a precipitation reaction will occur when aqueous solutions of ammonium sulfate and calcium acetate are mixed. Write the net ionic equation.
Write a balanced chemical reaction for the formation of "soap scum" from a mixture of soap and "hard" water
Which one of the following pairs of acids and conjugate bases is incorrectly labeled or incorrectly matched?
The difference in chemical potential between two regions of a system is +7.1 kJ/mol. By how much does the Gibbs free energy change when .10 mmol of a substance is transferred from one region to the other?
Calculate the hypothetical retention times for caffine and aspartame if their retention factors were reduced by 28.0 %. Assume the mobile phase retention time (tm= 29.7 s) remains constant.
Calculate the mass of Zinc hydroxide (Zn(OH)2) that will dissolve in 500ml of pure water. The solubility constant for zinc hydroxide is 4.2*10^-17
Caffeine, C8H10N4O2, is a stimulant found in tea and coffee. A sample of the substance was dissolved in 41.5 g of chloroform, CHCl3, to give a 0.0940 m solution.
Using 1-butanol as the only organic starting material, write out a series of reactions that will produce this molecule:
an aluminum rod at 55.0 degrees celsius is put into 399 grams of water at an initial temperature of 20.0 degrees celsius. If the final temperature of water and rod are 30.0 degrees celsius, what was the mass of the aluminum rod?
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