By which process is sediment laid down?
its a test it's due at 10!

Express the following number in scientific notation. 0.026890 =

In which situation can a mixture always be called a solution

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.