Fecl3 has a RFM of 56 + (35.5 * 3) = 162.5
so find out its moles 16.5 ÷ 162 5 = aprox. 0.1M
then there is a 1 : 3 ratio so 0.1 * 3 = 0.3
then times that by the avogado constant which is 6.02×10^23
0.3 × 6.02×10^23 = ans
hope that helps
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Answer:
Alkali metals are soft and have low melting points.
Negative force
The woman is applying force to stop the child or to prevent him from running.
I hope this helps...
