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What experimental evidence led Thomson to develop his atomic model?
What was the reasoning that led Thomson to develop this model?
What experimental evidence led Rutherford to develop his atomic model?
What was the reasoning that led Rutherford to develop this model?
How much heat is released when 105 g of stem at 100.0*c is cooled to ice at -15.0*c. The enthalpy of vaporization of water is 40.67 kj/mol, the enthalpy of fusion for water is 6.01 kj/mol, the molar heat capacity of liquid water is 75.4 kj/(mol x ..
A 1.70-g sample of a large biomolecule was dissolved in 14.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85°C.
When sulfuric acid is a component of polluted air, it chemically attacks statues, memorials, and monuments made from limestone. Given that the most common mineral in limestone is calcium carbonate
calculate the number of oxygen molecules released when 1g of silver oxide is broken down.
if you have water of 330 ml at 25 degrees and then combine water of 130 ml at 95 degrees celsius temperature then
An interference filter is to be constructed for isolation of nitrobenzene absorption band at 1537 cm^-1 if it is to be based on first order interference, what should be the thickness of the dielectric layer
A hypersaline solution with a molality of 4.53m has a salt content so high that the mass of the solution per 1000 grams of water is 1265g. calculate the molarity
determine the molar ratio of nabh4 to benzophenone that you actually used in the experiment. why do you think that it
At a pressure of 1.00 atm and a temperature of 20 degree Celsius, 1.72 g CO2 will dissolve in 1 L of water. How much CO2 will dissolve if the pressure is raised to 1.35 atm and the temperature stays the same?
In the representative elements, how does the stability of the lower oxidation state change as you go down a group and is there a different trend for transition metals
Gallium crystallizes in a primitive cubic unit cell. The length of the unit cell edge is 3.70A. The radius of a Ga atom is how many A
the common eastern mole a mammal typically has a mass of 69 g which corresponds to about 6.9 moles of atoms. a mole of
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