Chemistry, 28.10.2020 21:20 LILYTH8413
A light given off by a vapor lamp is used for public lighting and has a wavelength of 58.9 nm (1 nm = 1x10-9 m). What is the frequency of this radiation?
Answers: 1
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How much would the freezing point of water decrease if 4 mol of sugar were added to 1 kg of water(k=1.86 c/mol/kg for water and i=1 for sugar
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Which of these is not an example of chemical weathering? a. iron-rich mineral rusting b. feldspar turning into clay c. limestone reacting with acid d. granite breaking up into sand
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Chemistry, 22.06.2019 17:30
Oil rich countries in the middle east cover about 4% of earths total land area but prossess about 48% of the worlds known oil reserves what is the main reason for high concentration of reserves in this part of the world
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A light given off by a vapor lamp is used for public lighting and has a wavelength of 58.9 nm (1 nm...
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