In 1-2 paragraphs in your own words describe global warming. thx

Which were accomplishments of jane addams? check all that apply. she established hull house. she founded the sierra club. she served on chicago’s board of education. she published a book of photographs showing the urban poor. she won the nobel peace prize in 1931.

Why was frederick douglass encouraged by the dred scott decision?

The pka of three different c―h bonds is given below. explain the observed trend in pka. select the single best answer.