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What is the molarity of a potassium hydroxide solution if 38.65 mL of the KOH solution is required to titrate 25.84 mL of 0.1982 M hydrochloric acid solution?
A) 0.1325 M
B) 0.2963 M
C) 0.8817 M
D) 0.2648 M
E) 0.01324 M
Which of the following molecular geometries could lead to linear molecule after removal of one atom?
Explain why dichloroethene has a boiling point of 60 degrees C while trans-dichloroethene as a boiling point of 48 degrees C. Include drawings of the structures with dipoles in your answer.
calculate the amount of heat required to completely sublime 50.0 g of solid dry ice at its sublimation temperature. the
Why did the dialysis bag in the osmosis and dialysis experiment change
Calculate the change in free energy (Delta G) for the combustion of 1 mol of ethane C2H6 in oxygen gas. The products are carbon dioxide and water.
If 15 grams of copper (II) chloride react with 20 grams of soduim nitrate, how much sodium chloride can be formed?
The solvolysis of benzyl chloride proceeds via a carbocation intermediate and occurs more rapidly than the solvolysis of 2-chloro-norbornane and tertiary butyl chloride.
Show all long pair electionrs (this means even those unreactive lone pairs), proper mechanistic arrows, all intermediate steps, and all side reactions if any. If you write them by hand please write clearly so I can understand everything.
A sample with an unknown quantity of an analyte with a molecular mass of 71.24g/mol was dissolved in 250mL of ethanol. Then 5.0mL was withdrawn and diluted to 200mL.
Ca(OH)2 (aq) was prepared) wasn't truely saturated (it was unsaturated) how would this affect the calculated value of the Ksp?
The combustion of propane may be described by the chemical equation. C3H8(g) + 5O2(g) arrow 3CO2(g) +4H2O(g) How many grams of O2(g) are needed to completely burn 95.5 g of C3H8(g)
The pressure of an unknown gas is measured with a manometer. Instead of mercury the manometer is filled with a liquid (X) whose density is 0.673 g/cc. The pressure is measured as 591 mmX. What is the pressure in mmHg
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