Question

calculate the number of atoms in 5 gram of limestone​

Answer 1

Answer:

You want the answer in Atoms, so you want to cross off grams. therefore no. of atoms = given mass/molar mass x no. Of atoms = 5/197 x 6.022 x 10^23 = 0.25 x 6.022 x 10^23 = 1.5 x10^23 atoms.

Step-by-step explanation:

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