A liquid becoming a gas. For instance water (liquid) turns into steam (gas).
Answer:
63.55
Explanation:
relative atomic mass=(mass of isotope1×relative abundance)+(mass of isotope 2×relative abundance)/100
r.a.m=(62.93×69.09)+(64.93×30.91)/100
=(4347.8337)+(2006.9863)/100
=6354.82/100
=63.55
Answer:
2 mole
Explanation:
Hydrogen has 2 atoms per molecule
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