Which element has the greatest electronegativity?

A nurse swabs your skin with rubbing alcohol, and you feel a cold spot created at that spot. what explains this cooling effect?

Martin mixed sulfur (a yellow solid) with iron filings (a black solid) in a ceramic dish called a crucible. Then he separated them using a magnet. What kind of a change is this? change in state mixing and separation replacement synthesis

Which of the following resources in natural, biotic, and exhaustible? A. Silk b. Forests c. Minerals b. water

Which of the following does not involve colligative properties?

Which of the following particles is smaller than the rest electron, proton, neutron or alpha particle?

How do plants dissolve rock?

What can you predict from an element's location on the periodic table? it's properties it's chemical name it's chemical symbol when it was discovered

What describes the current model of the atom? A) That electrons and protons move randomly around a nucleus. B) Electrons travel as waves in the electron cloud that surrounds the nucleus. C) Electrons orbit the nucleus like planets orbit the sun.

When the concentration of cl - (aq) is increased the concentration of ag + (aq) ?

The Hoover Dam in Nevada, supplied by Lake Mead, generates hydroelectric power for several western states, including the numerous lights in Las Vegas.