Composition Stoichiometry
328 g Al(OH)3 is how many moles? Report your answer with the proper number of significant figures.
8.8 x 1022 atoms of sulfur is how many moles? Report your answer with the proper number of significant figures.
7.3 x 1022 molecules of water is how many moles? Report your answer with the proper number of significant figures.
8.3 x 1021 atoms of carbon is how many grams? Report your answer with the proper number of significant figures.
8.8 x 1022 molecules of HCl is how many grams? Report your answer with the proper number of significant figures.
How many molecules of SO2 are present in 79g SO2? {____ x 1023 molecules SO2}. Report your answer with the proper number of significant figures.
How many molecules of SO2 are present in 84g SO2? {____ x 1023 molecules SO2}. Report your answer with the proper number of significant figures.
How many atoms of boron are present in 5.9g boron? {____ x 1023 atoms B}. Report your answer with the proper number of significant figures.