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Obtain from a reference work the solubility of silver acetate at 20 degree C. Usually this will be reported in units of grams per 100 mL of water. From this number, calculate the expected solubility product of silver acitate.
How many grams of Br2 would there be in 8.00 moles of Br2?
A gaseous mixture of O2 and N2 contains 30.8 nitrogen by mass. What is the partial pressure of oxygen in the mixture if the total pressure is 805 mmHg ?
How many L of H2 gas (at STP) is produced from 470 mL of 0.36 M HCl and excess Zn? The reaction is: Zn + 2HCl = ZnCl2 + H2
When 2.45 g of an unknown weak acid HA with a molar mass of 85.0g /mol is dissolved in 250.0g of water, the freezing point of the resulting solution is -0.256 C.
Nitration of chlorobenzene (C6H5Cl) occurs- faster than nitration of benzene and gives a mixture containing mostly o-and p-chlorobenzene
What is the molecular geometry around a central atom that is sp3 hybridized and has one lone electron-pair? a.bent, b. linear, c.trigonal-planar
What is the rate constant of a first-order reaction that takes 288 seconds for the reactant concentration to drop to half of its initial value?
Multiple choice questions in nuclear chemistry - which equation represents the balanced nuclear equation
Electrons are ejected from sodium metal by any light that has a wavelength shorter than 544 nm. What is the kinetic energy of an electron
When a 7.00-g sample of KCN is dissolved in water in a calorimeter that has a total heat capacity of 2.734 kJ·K-1, the temperature decreases by 0.460 K.
In one city, a balloon with a volume of 6.0 L is filled with air at 101 kPa pressure. The balloon in then taken to a second city at a much higher altitude
Which of the following is not true regarding social development?
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