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Chemistry, 22.06.2019 01:00
Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon
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Chemistry, 23.06.2019 10:50
Achemist reacted 57.50 grams of sodium metal with an excess amount of chlorine gas. the chemical reaction that occurred is shown. na + cl2 → nacl if the percentage yield of the reaction is 86%, what is the actual yield? show your work, including the use of stoichiometric calculations and conversion factors.
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Chemistry, 23.06.2019 11:00
Which example is a mechanical wave? a.microwave b.radio wave c.water wave d.ultraviolet light
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