Question

Calculate the mass of 488 moles of calcium carbonate, CaCO3
Help please!

Answer 1

≅ 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.)