Answer:
≅ 4.88 grams (3 sig. figs.)
Step-by-step explanation:
to convert from ...
grams to moles => divide by formula wt.
moles to grams => multiply by formula wt.
this problem:
mass in grams = 488moles / 100.09g/mol = 4.875612 grams (calculator)
≅ 4.88 grams (3 sig. figs.)