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One gram of carbon contains 50,200,000,000,000,000,000,000 atoms. express the number of carbon atoms in scientific notation
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Which electron configuration represents the electrons in an atom of sodium in the ground state at stp
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When did stem cell research become known ? who discovered stem cell? what experiments or studies have been conducted so far?
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Scientists are often interested in knowing the molar heat of combustion – the heat released during the combustion of one mole of a substance. use the periodic table to find molar masses. how many moles of ethanol are present in the sample?
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One gram of carbon contains 50,200,000,000,000,000,000,000 atoms. express the number of carbon atoms...
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