I am so confused about this. Please some chemistry genius helps me.
Thank you in advance, you are special!
![I am so confused about this Please some chemistry genius helps me Thank you in advance you are special class=](https://us-static.z-dn.net/files/d34/552355abdcf9241b320febdcc77f63ff.png)
use law of conservation mass .
In a chemical reaction mass is neither created nor destroyed.
Hence Mass of reactants=Mass of products.
Mass of Product:-
[tex]\\ \sf\longmapsto 7.5+24.4[/tex]
[tex]\\ \sf\longmapsto 31.9g[/tex]