How many atoms of oxygen are contained in 47.6 g of al2(co3)3? the molar mass of al2(co3)3 is 233.99 g/mol. question 4 options: a.1.10 × 1024 o atoms b.3.68 × 1023 o atoms c.2.96 × 1024 o atoms d.2.87 × 1025 o atoms e.1.23 × 1023 o atoms?

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Now, you know that the sample of sodium metal reacted completely, which implies that it was completely consumed by the reaction.
In other words, you don't have to worry about the sample of chlorine gas because the fact that sample of sodium metal was completely consumed lets you know that the chlorine gas is not a limiting reagent.
This means that the reaction consumed