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Chemistry, 21.06.2019 22:30
Complete the sentence. the lower the hydrogen ion concentration, the the ph. higher lower closer to 7 closer to 0
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Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh
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Anurse used a 0.02-mg/l solution of disinfection to clean a patients wound. what is the concentration of the solution expressed as a percentage?
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What are the coefficients that will balance the skeleton equation below? n2 + h2 → nh3
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