Asample of co2 solid and co2 gas differ in their

CO2(s) is a solid.  

CO2(g) means it is gas.

So they differ in their physical properties.

Physical propertiers means that they differ in their look.

i just calculated it all out, and not including weekends, and all the different days off. as of this school year (2018-2019) students are spending 2198 hours in school this year

56 moles of   lieter in chemistry