Answer:
Um I can help but not on zo.om. I can help u on here just post ur question and I will answer it
Since there are 63.01284 grams to one mole of HNO3, then 12.5 moles would be in 450 grams of it.
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Generally, observed behavior that can be formulated into a statement, sometimes mathematical in nature, is called a natural law- D.
You need to use Avogadro's constant to convert from atoms of carbon to moles of carbon.
1.71*10^24 atoms C * (1 mole/6.022*10^23 atoms) = 2.84 moles of carbon
