This gas newest element has 5 valence electrons and fewer neutrons than sodium
discuss which element has 5 valence electrons and fewer neutrons than sodium

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum

If a simple machine aduces the strength of a force, what must be increased? the speed of the input force the work the simple machine performs the size of the simple machine the distance over which the force is applied

How many grams are in 68.2 molecules of br2?