Mrs. Lu wanted to test which brand of dishwasher detergent cleaned her plates the best Theaning which one left the least amount of residue from spaghetti). She tested Cascade, Palmolive, and a generic brand. What is the independent variable?

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

An observation that requires measurement is called quantitative observable or qualitative

Identify one disadvantage to each of the following models of electron configuration: -dot structures -arrow and line diagrams -written electron configurations type in your answer below. (answer) -dot structures do not show the distribution of electrons in orbitals and take up a lot of space. -arrow and line diagrams take up a lot of space and make it difficult to count electrons. -written configurations make it easy to lose count of electrons and do not show the distribution of electrons in orbitals.