A charged rubber rod can pick up a small neutrally charged piece of paper by what process

What kind of charge does a cation have

An electron has a charge of A. - 1 and the same mass as a proton B. + 1 and the same mass as a proton C. - 1 and a smaller mass than a proton D. + 1 and a smaller mass than a proton

Lead has a density of 11.3 grams/cm cubed. What mass of lead will fit in a 20 cm cubed container?

What choice has the same volume as of gas? 1) the atmosphere 2) it's container 3) it's molecules 4) it's atoms

Convert 2.5 grams of water to molecules of water.

How many grams of CuSO4 are there in 100.0 g of hydrate? How many moles?

Which student is determining the atomic mass of sodium?

Ionic compounds can conduct electricity when dissolved in water or melted, because a. the ions are free to move. b. they have no ions to contribute to the solution. c. the ions are fixed in place. d. they have shared electrons.

What does the number next to the ion signify?

Write a molecular equation for the precipitation reaction potassium chloride and lead (II) acetate