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Assume a bowl of 600 g of water is placed in a microwave oven that puts out 888 watts (J/s). How long would it take in seconds to raise the temperature of the water from 12.0 C to 43.1 C
What is the dipole moment of a diatomic molecule having a bond length of 156.0 pm and 19 percent ionic character
when atoms of the hypothetical element x are placed together they rapidly undergo reaction to form the x2nbspmoleculea.
Irradiation of di-t-butyl ketone in a solution of carbon tetrachloride produces pivaldehyd (2,2-dimethylpropanal), chloroform, isobutene, t-butyl chloride, and carbon Monoxide. Suggest a mechanism which accounts for the formation of each product.
a zero-order reaction has a constant rate of 1.20times10-4 . if after 80.0 seconds the concentration has dropped to
How many gram of each of the following substances will dissolve in 100 mL of cold water. Ce(IO3)4 RaSO4 Pb(NO3)2 (NH4)2SeO4
Hydrogen has three isotopes (1H 2H and 3H) and chlorine has two isotopes (35Cl and 37Cl). How many isotopic kinds of HCl are there. Write the formula for each, and tell how many protons, neutrons, and electrons each contains.
how many number of element of unsaturation are implied by the molecular formular C5H5NO2
Calculate the change in pH to 0.01 pH units caused by adding 10. mL of 2.63-M NaOH is added to 440. mL of each of the following
A 20.0-mL sample of this glucose solution was diluted to 0.500 L . How many grams of glucose are in 100. of the final solution
Why, in a primitive cubic cell, do anions sit on the lattice points while the cation fills the lattice hole in the center a. Because it is favorable for anions to be as close to one another as possible.
For equilibrium calculations involving metal complexes with EDTA, it is convenient to calculate the fraction of EDTA that is in the completely unprotonated form, Y4- (see the figure). This fraction is designated ?Y4-. Calculate ?Y4- at the followi..
One beaker contains 10.0 mL of acetic acid/sodium acetate buffer at maximum buffer capacity and another contains 10.0 mL of pure water. Calculate the hydronium ion concentration and the pH after the addition of 0.25 mL of .10 M HCl to each one.
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