HELP PLEASE IM GIVING BRAINLISTAs the amount of salt in water increases, the of the water increases. Question 2 options:

humidity

density

temperature

size

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )

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.

Which metals are called noble metals