How many grams of nh3 can be produced from 2.86 mol of n2 and excess h2?

Which is mostly likely why many scientists reject the cold fusion theory

Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.

As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter