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In a closed or isolated system , matter can not be created or destroyed. it can change forms but is conserved true or false
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Which of the following is true for the actual yield of a reaction? it is always calculated as a ratio. it is the yield from the excess reactant. it is the yield from the limiting reactant. it is always less than the theoretical yield.
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The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?
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What are four significant sources of ghgs that come from wostem washington?
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Radium-223 id a radioactive isotope with a half-life of 11.4 days. approximately how long will it ta...
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