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Given: A sample of 0.400 moles of an ideal monatomic gas has an initial pressure of 1.20 atm and initial volume of 9.50 L. The gas expands at constant pressure to a new volume of 19.0 L.
Find: What is the change in the internal energy of the gas during this process?
Ethers can be prepared by SN2 attack of an alkoxide ion on a alkyl halide. Suppose you wanted to prepare cyclohexyl methyl ether, shown below, using the SN2 reaction
What NaCl concentration results when 214mL of an .087M NaCl solution is mixed with 517mL of a .250M NaCl solution
10 logarithmic scale of hydrogen ion concentration Be careful If pH = -log [H+ ], what does [H+ ] equal? If the pH of an aqueous solution is 3.50 at 25 C, what is the hydroxide ion concentration?
1 tylenol is found to absorb at245nma1668 in aqueous acid and at 257nma1715 in aqueous alkaliwhere a1 absorbancyif an
What effect does multiple bonding and resonance have on the geometry of molecules and ions?
Add charges, single electron dots, and/or pairs of dots as appropriate to show the Lewis symbols for the most stable ion of each element. Treat n=4 as the valence shell in all cases.
Suppose someone leaves the tank open and all the CH4 is released into the laboratory. What volume would the methane occupy if the pressure in the lab is 1.00 atm
How much heat is required to raise the temperature of a 5.74 g sample of iron(specific heat is 0.450 J/g C) from 25.0 to 79.8 Degrees Celcius
quicklime cao is produced by thermal decomposition of calcium carbonatecaco3. calculate the volume of co2 at stp
Organize the subsequent from highest to lowest Ka value and define how do you know which is the highest and which is the lowest if u can.
water flowing through pipes of carbon steel must be kept at PH 5 or greater than limit corrosion if an 8.0 *10^3 Ib/hr water stream contains 10 ppm sulfuric acid and 0.015% acetic acid, how many pounds per hour of sodium acetate trihydrate
An engineer is designing a reactor that will be filled with oxygen under high pressure. The volume of the reactor is 253 L, the maximum temperature inside the reactor will be 250ºC, and the pressure inside the reactor must not exceed 150 atm. The eng..
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