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Problem- Derive the intergrates rate expression for a reaction which is 1/2 order in [A]. Derive an expression for t1/2
Please show me how work it out above problem
Draw the electron-dot formula and predict the shape for each polyatomic ions: a) NO2^-; b) PO4^3-; c) ClO4^-; d) SF3^+.
This molecule is an implement in alkene chemistry that I made up. Devise a synthesis as of any compound containing 4 carbons or less.
1. suppose you were given a sample of iodine crystals a sample ofantimony and a sample of mixture of iodine and
A 35.00 mL solution of 0.2500 M HF is titrated with a standardized 0.1978 M solution of NaOH at 25 C. What is the pH of the HF solution before titrant is added
If a pure R isomer has a specific rotation of -152.0°, and a sample contains 71.0% of the R isomer and 29.0% of its enantiomer, what is the observed specific rotation of the mixture
Which of the following solutes in aqueous solution would be expected to exhibit the largest freezing-point lowering (assuming ideal behavior)
The Debye-huckel limiting law is more reliable for 1:1 electrolytes than for 2:2 electrolytes
In the temperature range from 40 K to 90 K, a certain amount of liquid has a temperature dependent heat capacity that is given by Cp = 18.5 J K?1 + T × 0.24 J K?2. Determine the enthalpy change resulting from heating this sample from 58.0 K to 72...
Calculate the work, w, if the gas expands against a constant external pressure of 1.00 atm to a final volume of 25.0 L.
Mount Whitney in California is the highest point in the lower 48 states and is within 150 miles of the lowest place in North America. The normal pressure at the summit is 440mm Hg.
A certain gaseous oxide of sulfur has an effusion rate that is 0.707 times the effusion rate of oxygen gas. What is the most likely molecular
Problem- In a qualitative analysis procedure, a chemist adds HCl to an unknown group of ions and then saturates the solution with H2S so that the solution is 0.2 M in HCl and 0.10 M in H2S. (a) What is the [HS -] of the solution
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