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What are physical and chemical properties of covalent compounds
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Asample of radium-226 will decay 1/4 of its original amount after 3200years. what is the half-life of radium-226?
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The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion
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What best discribes the relationship between wavelength and frequency in a electromagnetic wave
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In a heat engine of 1000 j of heat enters the system and the piston does 500 j of work what is the final internal energy of the system if the inital energy was 2000 j we have to do all of these down here 1)write the equation 2)list out your know variables 3)plug the numbers into the equations 4)solve 5)write your solution statemtn that includes inital energuy and final energuy added
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What are physical and chemical properties of covalent compounds...
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