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a gas has a volume of 4.00 L at 0 degrees celius. What final temperature, in degrees celcius, is needed to change the volume of the gas to each of the following, if n and P do not change?
A. 1.50 LB. 1200 mLC. 250 LD. 50.0 mL
Consider the mechanism of reduction of WO3. At least two mechamisms are possible to the formation of HxWO3 during intercalation of WO3
The substance CS2 has a melting point of -110.8°C and a boiling point of 46.3°C. Its density at 20°C is 1.26 g / cm3. It is highly inflammable. a.)Name this compound.
Calculate the pH at the beginning of a titration of 50.00 of 0.005M HA (Ka=2.0*10^-2) with NaOH solution. If the quadratic equation is assumed to be accurate
What is the molarity of a solution containing 1.35 mol H2SO4 in 245 mL of solution
Isopropyl alcohol is mixed with water to produce a 31.0% (v/v) alcohol solution. How many milliliters of each component are present
show the acid catalyzed enamine product formation from 2-butanone and diethylamine
calculate the number of moles of He gas is present in a 1500ml balloon at a pressure of 640 torr and temperature of 25 degrees Celsius?
The volume of a 24.0-g sample of methane gas is 22.8 L at 40.0°C and 4.00 atm. What will its volume be at 68.0°C and 4.00 atm.
The addition of iodide (NaI or KI) often catalyzes SN2 reactions o alkyl chlorides or bromides. explain how by showing reaction equations of what happens.
Express the hamiltonian operator for the internal motion of Li atom and the proper expression for the approximate
what is heat of vaporization of a liquid that has a vapor pressure of 606 torr at 84 degrees celsius and a boiling point of 96.3 degrees celsius at 1 atm?
Why do primary alkyl halides undergo SN2 substitution reactions more rapidly than do secondary or tertiray alkyl halides?
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