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Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon
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The chemical equation below shows the reaction of sodium (na) and chlorine (cl) to form sodium chloride (nacl). 2na + cl2 → 2nacl in this equation, which of the following is a reactant? i. sodium ii. chlorine iii. sodium chloride
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Chemistry, 22.06.2019 19:00
Which is the solubility product expression for caf2(s)?  [ca2+]/[f–]2  [ca2+][f2–]  [ca]+[f]2  [ca2+][f–]2
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What type of radiation is lead emitting in the following equation? alpha particles beta particles gamma rays
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Heyy can someone talk to me im really bored pls ;)...
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