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Chemistry, 21.06.2019 22:30, Aidanjsauer
Check the correct box to describe the periodic trends in electronegativity. electronegativity across a period: decreases. increases. electronegativity down a group: decreases. increases.
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Chemistry, 22.06.2019 03:10, emilyplays474
The peak wavelength for the blackbody curve of a star is in the uv range. assuming the radiation from this star can reach earth, would you be able to see it?
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How many moles are contained in 5.6 l of h2 at stp
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With a half-life of 28.8 years, calculate how long it will take 1 g of strontium-90 to decay to 125m...
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