Which of these best describes a scientific model? A) the most recent version of a theory
B) a detailed description of a natural event
C) a way of explaining a complex concept D) a small version of a large object

Explain why scientists use shared characteristics to make cladograms.

Suppose you wanted to make 100 grams of water. what is the molar mass of water (h2o)?

A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.