A vessel of volume 22. 4 l contains 2. 0 mol h2 and 1. 0 mol n2 at 273. 15 k initially. All the h2 reacted with sufficient n2 to form nh3. Calculate the partial pressures and the total pressure of the final mixture.

Which the following is a common trait in a four year college

In the image, layer a is the topmost layer. layer c contains fossils from the precambrian era. layer b contains dinosaur fossils, and layer a contains fossils of mammals. which two statements are supported by this evidence? 1. mammals lived before the precambrian era. 2. dinosaurs and mammals existed in the precambrian era. 3. dinosaurs evolved after precambrian organisms. 4. precambrian organisms evolved after dinosaurs. 5. precambrian organisms were the first life-forms to become fossilized, according to this sample.

According to the passage a mound is