Những oixt nào sau đây Na2O CO2 ZnO N2O5, oxit nào tác dụng đc với
a. H2O b. HNO3 c. KOH...
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219 grams of iron (iii) oxide reacts with excess carbon according to the reaction equation shown below. fe2o3 + c → fe + co2 after a scientist performs the chemical reaction they find the actual yield of iron to be 57.4 grams. calculate the percent yield of this chemical reaction.
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What royal scientist used the 29th day of frozen vapor to encounter elements for mastering new culinary creations?
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What are the first three quantum numbers for the electrons located in subshell 2s?
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