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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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The number at the end of an isotope’s name is the number.
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Did the detergents containing enzymes work better at removing stains than those containing no enzyme? why or why not?
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Pl what kind of reaction is this? nahco3 + h2o → co2 + naoh + h2o -composition -decomposition -single replacement -double replacement im leaning more toward single replacement. if im wrong can you explain whyy?
Answers: 1
What is the mass of 7.00 moles of H2O2...
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