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Explain the human eye is a complex detector for visible light. IF the optic nerve needs a minimum of 2.0 x 10-17 J of energy to trigger a series of impulses that eventually reach the brain. Explain how many photons of blue light 475 nm are needed?
if a temperature scale were based on the freezing point 5.5 c and boiling point 80.1 c of benzene and the temperature
Calculate the work in Joules when 2.5 mols of water vaporizes at 1 atmosphere pressure and 25 degrees C. The work is done in pushing back the atmosphere.
A given quantity of electricity passes through two separate electrolytic cells containing solutions of AgNo3 and SnCl2, respectively. If 2.00 g of silver is deposited in one cell, how many grams of tun are deposited in the other cell
What is the molecular formula and structure? Also what does its infrared spectrum and NMR spectrum show?
Which element in each of the subsequent sets would you expect to have the lowest third ionization energy, IE3
In non-ionic compound, the two primary sources of intermolecular forces are permanent dipoles and temporary dipoles. Explain what causes each of these types of dipoles to form.
Draw structure for the product from reaction of 1,3-cyclohexadiene and maleic acid (cis-2-butenedioic acid).
Concentrated sulfuric acid is roughly an 18 molar solution. To prepare 500 mLs of a 3 M solution, mLs of sulfuric acid should be.
If you use a liter ( 1000mL) bottle of oil in your engine, how much heat is produced in kcal? In BTU? The density of motor oil is .82g/mL
The pH of lemonade is approximately 3.0. How many times greater is the [H+] in coffee than in tap water having a pH of 8.0
a consider a 0.05-mm thick 500 mm2 piece of aluminum foil. how many unit cells exist in the foil?b calculate the mass
write this net ionic equation as a molecular equation showing allreactants and products as compounds. then rewrite this
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