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a gas is produced. At 25°C and 1.00 atm of pressure, how many liters of this gas was produced from 3.45 g of sodium metal
What is the silver ion concentration in a solution prepared by mixing 353 ml of .357 M silver nitrate with 425 ml of .494 M sodium carbonate?
the modulus of elasticity for a ceramic material having 5.5 volporosity is 319 gpa.a calculate the modulus of
if the pressure of chloroform vapor in a flask is 154 mm hg at 25.0degc and the density of the vapor is 1.25 gl what is
A solution is initially supersaturated with Ca2+ and CO32- ions by rapid addition of calcium carbonate, such that the concentrations of each are 2.10x10-3M. The water's pH is held at 8.5. When equilibrium is finally reached, determine:
Problem- The time required for complete burnout of coal(assume pure carbon) when O2 diffusion is the RDS (1 atm, D = 10^-5 m^2/s, 200K, 0.1mm particles whose density is 1500 kg/m^3) exceeds 1 second). Is the statement true or false
What is the most important type of intermolecular attractive force that operate in each
Define fission and fusion. Describe both processes including the nuclear reactions for both prcesses.
Find an explanation of why the soda cans in the hot Arizona Summer time can explode in your car truck in you leave them there during a full afternoon. (Data: K(Henry) = 1.538 x 104 torr dm3 / g, solubility of CO2 in water = 4.78 x10-2 g / dm3). No..
What systematic factors in the experience itself may lead to an answer that is not exactely correct.( Do not include student errors such as 'I forgot to set the balance to 0",etc.We assume the student is a perfect experimenter and errors result on..
Calculate the molality of a calcium chloride solution prepared by dissolving 69.34 grams of calcium chloride in 638.7 grams of water.
Diamonds are measured in carats, where 1 carat=0.200 g. The density of diamond is 3.51 g/cm^3. What is the volume of a 2.50-carat diamond
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