Stanley miller and harold urey recreated earth's early atmosphere. Then they bombarded the chemical mixture with ultraviolet light and simulated lightning. What were the results?.

In her article "why should i vote? " stephanie goggin crafts a well-organized and coherent argument. she states that every person of voting age who is registered should vote. she also argues that if you are not registered to vote, you should be. in conclusion, goggin's argument is laid out in a thoughtful and thorough way that is convincing to readers. which element is missing from this evaluation?

How many liters of 60% alcohol solution should be added to 40 liters of a 20% alcohol solution to make a 50% solution?

Land is to arable ; river is a, navigable b, shallow c, presumsor d, water