when 25.25 gram of the mixture A B and C was separated 7.52 g of a and 8.48 gram of b were recovered. Assuming that there was no loss of component duringthe Separation calculate the percentage by mass of c in the mixture ​

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.

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.

What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0