Your hair is composed of live cells that need vitamins and nutrients. true or false?

What is the nature of the ca-cl bond in a molecule of calcium chloride (cacl2) if the electronegativity value of calcium is 1.0 and that of chlorine is 3.16?

Which element is the least metallic between cadmium, silver, zinc, or iron?

Which of the following are good traits of a hypothesis? it will be able to be testedit can predict an outcomeit will explain the observationsall of these