Which of the following is a mixture? carbon dioxide iron sugar sand

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.

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.

Why do cells appear different in distilled water than they do in 10% salt water?