Answer:
0.74mol
Explanation:
4.5×10^23/6.02×10^23=0.74mol
Pretty sure non polar bc it’s equal
Answer:
sun
Explanation:
because all plants use energy from the sun to make food and grow
Answer:
the mantle because it's just built different
<span>Divide the number of grams present in the sample by copper's gram atomic weight to find the number of gram atomic weights present. Then multiply that result by Avogadro's Number: 6.022137 x 10^23 atoms/gram atomic weight.1,200 g/(63.54 g/gram atomic weight) ? 18.885741 gram-atomic weights. Hope this helps. </span>
