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What is the temerature in C of gas if the volume is changed to 5.79 L and the pressure is changed to 765 mmHg if the gas originally has a volume of 4.00 L, a temp of 298 K, and pressure of 782 mmHg?
when phosphorus of 31 grams that mixes with o2 71 grams of phosphorus oxide is the product. determine the mass of
a 112.2510g irregularly shaped object is placed in a graduated cylinder that contains 25.0 cm cubed of water. What is the solids density if the new water level was 37.5 cm cubed
The enthalpies of formation of oxalic acid in the solid and aqueous phases are -826.8 and -818.8 kJ/mol, respectively. The heat capacity of water is 4.184 J/g*K. Ignore the heat capacity of oxalic acid.
A certain weak acid, HA, with a Ka value of 5.61*10 raised to negative 6 is titrated with NaOH. A solution is made by mixing 7.00 mmol (millimoles) of HA and 1.00 mmol of strong base. What is the pH? I figured out the pH was 4.47
HBr is mixed with water. Which is the best description of what you would expect to find in the solution
According to the Lewis theory, which one of the following compounds would be expected to react as a Lewis acid, but not as a Lewis base
a solution of 116 ml of 0.170 m koh is mixed with a solution of 230 ml of 0.240 m niso4. what precipitate
what type of electronic probe could be used to determine the pressure inside the
What is the molarity of a solution that was prepared by adding 100ml of 0.225M KBr solution to 500ml of water
Produce MnO2 (s) and Oxygen gas. Balance the equation for the oxidation of hydroperoxide ion to O2 (g) by permanganate ion in a basic solution.
Iodine does not have a permanent dipole and is therefore a non-polar molecule. Why Iodine does not have a permanent dipole a) electronegativities of two iodine atoms are identical b) two iodine atoms will cause partial charge separation
The reaction below shows the acid catalyzed Sn2 reaction between 1-butanol and sodium acetylide. Will this reaction proceed as depicted. Explain.
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