A chemist recrystallizes 24.68 grams of a solid and recovered 11.56 grams as a first yield and 3.23 grams as a second yield obtained by boiling the mother liquor from the first batch. Calculate the total percent recovery. Put your answer in 3 significant figures.

How many molecules of sucrose c12h22o11 are there in 454 grams of sucrose

100 points answer quick the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Which position represents spring in the southern hemisphere? a) b) c) d)