How many grams of f are in 405 grams of caf2?

When you mate two plants together the terms is called? answer it fast as possible plz! i have a test tomorrow!

Nan element’s square on the periodic table, the number with the greatest numerical value represents the

Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a differential and enrichment culture.