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what is a cyanide based compound used in synthesis of methadone?
An unknown compound contains carbon, hydrogen, oxygen, and sulfur atoms. When a 10.00 mg sample of the unknown compound was combusted, it produced 16.27 mg of CO2, 5.55 mg of water, and 7.90 mg of SO2. What is the empirical formula of the unknown ..
Chloral hydrate, a sedative, contains C 14.52%, H 1.83%, Cl 64.30%, and O 19.35%. If it has a molar mass of 165.42 g, what is the molecular formula of chloral hydrate?
what will the concentration be after 3.00 minutes? B)A zero-order reaction has a constant rate of 3.40×10^?4 M/s . If after 80.0 seconds the concentration has dropped to 3.00×10^?2 M , what was the initial concentration?
The standard reduction potential for Zn2+ is -0.76 volt and that of Cu2+ is 0.34 volt.a) Write the cell diagram for the Daniell cell (NH4NO3 salt bridge).
if 1.205 g of KHP required 25.25 mL of NaOH solution for complete neutralization, what is the molarity of the NaOH sodium hydroxide solution?
A hydrogen-filled balloon was ignited and 1.50 gram of hydrogen reacted with 12.0 g of oxygen. How many grams of water vapor were formed?
Indicate what precipitates, if any, form when solutions of each of the following are added to a solution containing the Group I cations.
A 28.0-g sample of water at 250. K is mixed with 51.0 g water at 340. K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
Provide the arrow pushing mechanism of the Aldol Condensation of tetraphenylcyclopentadienone from benzil
A 4.20 g nugget of pure gold absorbed 290 J of heat. What was the final temperature of the gold if the initial temperature was 25.0°C? The specific heat of gold is 0.129 J/(g·°C).
How many grams of CO will dissolve in 1.00L of water at a CO partial pressure of 2.75 atm?
The correct name for FeO is iron(II) oxide is it a poyatomic or binary ion? What is the rule for naming FeO?
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