Which of these is a element: salad, sugar, water, or potassium

Rutherford's experiment indicated that matter was not as uniform as it appears what part of his experimental results implied this idea

1) these are barrel shaped microtubules in most animal cells, that organize the spindles during cell division

What are the variables in gay-lussac’s law? pressure and volume pressure, temperature, and volume pressure and temperature volume, temperature, and moles of gas