Mole, mass, atoms, molecules, conversions

Solve the following mole-mass problem. Refer to the periodic table. How much mass does 0.50 mole of copper contain? 31.775 g 31.78 g 31.8 g 32 g

The atomic number of positive charged _ in the nucleus of atom. The atom is _ because this is also the number of_ charged_in the atom

What is the molarity of a solution of 3.5 moles of NaCl in 1.5L of solution

What is a generator?

some classmates conducted an experiment to find out which brand of paper towels is the strongest. you find out that they didnt try to control any variables write a few sentences explaning why they cannot draw any useful conclusions from their

You know that 8.9 moles of solute particles are dissolved in that liquid solution. If the molarity of the solution is 25 M, how many liters of solution do you have?

Which of the following will most likely happen if you apply unbalanced forces to an object? It will change position. It will become charged. It will change mass. It will change size.

Magnetism easily separates what mixture? A). Sand and glass B). Sand and iron C). Sand and clay D). Sand and aluminum

Match the science with the best description?

Can magnetism be used to identify a substance