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Explain when 13.2 g of an unknown, non-volatile, non-electrolyte, X was dissolved in 100. g of water, the vapor pressure of the solvent decreased from 23.8torr to 23.2torr at 298 K. Compute the molar mass of the solute, X.
Explain how you arrived at this conclusions. Write a balance chemical equation for the reaction that occurs when sodium cyanide dissolves in water.
Two unknowns X and Y both having molecular formulas C4H8O, give the following results with four chemical tests. Propose structures for X and Y consistent with this infomation, Bromine Na Metal Chromic Acid Lucas Reagent
Can someone please help me I need to A. Write the complete equation for each reaction that produced a precipitate
the equilibrium constant for the hydrolysis of the dipeptide alanylglycine by a peptidase enzyme is k 8.1 x 102 at 310
A solution is made by mixing 12.0 g of NaOH and 75.0 mL of 0.200 M HNO3. Calculate the concentration of each ion remaining in the solution and determine whether the solution is acidic or basic.
Picric acid is a monoprotic acid that has been used in the leather industry and in etching copper. However, its' laboratory use has been restricted because it dehydrates on standing and can become shock sensitive
What mass of this substance must evaporate in order to freeze 170 of water initially at 23? (The heat of fusion of water is 334 the specific heat of water is 4.18 .
What is the total pressure (in atm) in a 15.0 L flask 20.0 degrees celcius, which contains 0.127 moles of H2 and 0.288 moles of N2?
If two molecules are non-superimposable but are mirror images are they enantiomers or the same molecule
What actions should an exposed person take during the immediate aftermath of the explosion? D. Lastly, if radioactive material is involved in a disaster incident such as this and there is a fire ongoing in the area where the container is located, ..
The resulting equilibrium solution has a pH of 10.21. What is the Ksp of the salt at 22 °C?
Which Orbital has the greatest value of n 2. how many orbitals have a value of l=1. 3. How many other orbitals with the same value of n would have the same general shape as orbital (b).
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