Suppose the marble rolled along the tabletop at 2.2 m/sec. How much distance would the marble travel in 3 seconds?

They carry out the exchange of gases as we breathe ( oxygen and carbon dioxide).

Aphysical change is one that you can put in and remove like a ham sandwich. the stuff you put in there can be changem its not permanet. a chemical change is on that can't be change thats permanet. like when you make a cake and bake it. you can't get those ingredients back.

That is a lot of moles that you have

Reaction type : double replacement hcl + lioh = h2o + licl