From the list of compounds below identify the molecules (find out the no. of molecules):
1) Propanone C3H6O Mr:58
2) Chromium Trioxide Cr2O3 Mr: 152
3) Rubidium Carbonate Rb2CO3 Mr: 231
4) Neon Ne Mr:20.2
5) Nitrophenol C6H5NO3 Mr: 139
6) Dinitrogentetraoxide N2O4 Mr:92
Please show every single bit of working out including full equations that aren’t abbreviated. Please help.