If copper (II) sulfate solution and an iron nail are in contact, a replacement reaction occurs. What would the products of the reaction be? 2Fe 3CuSO4 → ? 2Fe 3CuSO4 Fe2(SO4)3 3Cu 2Fe 3Cu 3S 3O4

Arealtor is studying the graph above, which shows the expected value of properties in her area over the next 24 years. if t represents the number of years after 2014, in what year should the increase in property values start to slow down? a. 2008 b. 2018 c. 2022 d. 2030

The authors use the word “backbone” in lines 3 and 39 to indicate that

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