Imix 30 grams of a solid, 30 grams of another solid, and 5 milliliter of water together in a sealed container. a chemical reaction takes place. what do you expect the mass to be after the reaction? why?

According to the vsepr theory what is the shape of a molecule that has a central atom valence three other items with no lone pairs of electrons

The number at the end of an isotope’s name is the number.

Which is true of a liquid? it has a definite volume but not a definite mass.it has a definite mass but not a definite volume.it has a definite volume but not a definite shape.it has a definite shape but not a definite volume.