Answer:
3.23945533x
g
Explanation:
mass of 1 atom Pt = mass of a mole of atom Pt / 6.022 x
= 195.08/6.022 x
= 3.23945533x
g
The oxidation number<span> of a Group 2 element in a </span>compound<span> is +2. The </span>oxidation number<span> of a Group 17 element in a binary </span>compound<span> is -1. The sum of the </span>oxidation numbers<span> of all of the atoms in a neutral </span>compound<span> is 0. The sum of the </span>oxidation numbers<span> in a polyatomic ion is equal to the charge of the ion.</span>
Answer:
Yes and im usually sooooo happy to see it.