<span>6.02×<span>1023</span></span> atoms will constitute = one mole of Mg
1 atom will be present in = <span>16.02 x 10^23</span> mol
<span>3.01×<span>1022</span></span> atoms will present in
=<span><span>(<span>16.02 x 10^23</span>×3.01×<span>1022</span>)</span>mol</span>
= <span><span>3.016.02</span>×<span>10<span>−23</span></span>×<span>1022</span></span>
= 0.05 mol
250 of the chemicals in tobacco are proven to cause cancer outtve 7000 total chemicals in it.
The First Trimester: Fetal Development. The most dramatic changes and development happen during the first trimester. During the first eight weeks, a fetus is called an embryo.
