[ou.04] an astronomer has proposed a new theory about the evolution of the universe. which of these would prevent the proposed theory from being discarded? (2 points) discussion about the theory on television explanation of the theory by some students publication of the theory in a science magazine acceptance of the theory by a majority of scientists

What is the number of moles in 15.0 g ash3?

What happens to isotopes that are unstable?

15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.