use the samples; diamond, dolomite, gneiss, and chalk, and provide your analysis of composition and identification based on their identification characteristics. Compare and contrast these 4 samples in a conclusion statement.

Harvey mixes two liquids. which observation of the new mixture most likely indicates a precipitate is forming?

Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?

Which of the following occurs along coasts during the day?