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You sit at the outer rim of a Ferris Wheel that rotates 2 revolutions per minute (RPM). What would your rotational speed be if you were instead clinging to a position halfway from the center to the outer rim. Show any work needed to support your answer.
Predict the N-C-N angles in each of the substances. Azobenzene is said to have greater delocalization of its π electrons than hydrazobenzene. Discuss this statement in light of your answers to (a) and (b).
The following four numbers are estimates of the mass of an object: 5.20 g, 5.66 g, 6.10 g, and 5.35 g. What is the standard deviation to 2 significant figures
For a certain reaction a change in standard H= -75.6kj also change in standard S= -214 J/K. If n = 2, Compute standard E cell for the reaction at 25 degrees C
The following experiment is used to determine the amount of helium gas in the container. In the experiment
Find out the electron geometry (eg) as well as molecular geometry (mg) of the underlined carbon in CH3CN.
Some N205 is added to a container exerting 1.00 atm before any reaction. When the equilibrium is reached, the total pressure in the container is 2.20 atm. Calculate Kp for this reaction.
in covalent molecules some valence electrons are shared and others are not. what are these types of electrons called?
A vitamin C containin sample was titrated to the blue colored endpoint with 19 ml of 0.12 M iodine solution. How many grams of Vitamin C were in the sample
A 2.154-g sample of HgO produces 125 mL of oxygen collected over water at 24 degrees C and an atmospheric pressure of 763 mm Hg. Calculate the STP molar volume for oxygen.
Draw the molecule by placing atoms on the grid and connecting them with bonds. Include all lone pairs of electrons. Show the formal charges of all atoms in the correct structure.
a sealed balloon is filled with 1.40 l of helium at 23degc and 1.00 atm. the balloon rises to a point in the atmosphere
copper has two isotopes:cu-63 (abundance= 69.2%, mass= 62.930 amu) and cu-65 (abundance= 30.8% mass= 64.428 amu). calculate the (average) atomic mass of copper.
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