How are rubies, emeralds, and sapphires formed?

A 26.0-g sample of a liquid was found to have a volume of 13.0 ml. what is the density of the liquid

N a chemical reaction, water decomposes to form hydrogen and oxygen. What is the correct term for the water? Question 5 options: an atom a reactant a product an element Save

Carbon can bond with other carbon atoms to produce cyclic hydrocarbon structures. true false

If 1.00 g of a hydrocarbon is combusted and found to produce 3.14 g of co2, what is the empirical formula of the hydrocarbon?

True or false: Because of the Law of Conservation of Matter ... if you have 24 atoms in the reactant, you must have 24 in the product.

Which describes the burning of fossil

The flow of energy in an ecosystem is the best described as energy moving in

Which bond other than the c-c bond is the least polar in the molecule?

The warmest temp ever measured in the us is 134 degrees F. Convert that temp to C and K

Compared to the oceanic crust the continental crust is usually