In two or more complete sentences, explain to someone who knows nothing about heat transfer how to construct and use a constant pressure calorimeter.

Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!

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.

In salt water solution,the salt is the blank