What color does red and yellow make?

Melissa is interested in her family tree and how her family has changed over its many generations. melissa probably more closely resembles

Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.

The footprints of a dinosaur and the burrow of an ancient shrimp are examples of which kind of fossils