2. fill in the following table: group name charge of lons valence electrons d-block

Acontrol during an experiment. might change remains constant does not exist does change

Which of your 24 wells had indications that a chemical reaction occurred? how were you able to tell that a chemical reaction occurred? which of your 24 wells had indications that a physical reaction occurred? how were you able to tell that a physical reaction occurred? report on both mixing and evaporation. make a general statement about whether your hypotheses were validated or rejected. must your hypotheses be correct for this to be a successful laboratory?

The point along a planet's orbit where it is closest to the sun is called the