The skeletal system of animals provide structure and support. which cell part provides a similar function in the cell

50 pts plz what is the physical state of matter of baking soda.

Darla claims that the first periodic table developed by mendeleev was not completely accurate, so it is not useful at all. harmony argues that it establish the periodic table we use today, making it more credible. who is correct and why? darla is correct, because a model that has any mistakes should be thrown out. darla is correct, because a good model would not need to change. harmony is correct, because mendeleev’s model had all of the information correct in the first version. harmony is correct, because mendeleev’s model made predictions that came true.

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