Ammonia is produced commercially by the direct reaction of the elements. the formation of 1.00 moles of gaseous nh3 by this reaction releases 46.17 kj of heat. how much energy (in kj) is released, when 28.0 kg of hydrogen gas, h2, reacts in excess nitrogen gas, n2?

Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density

What is the main purpose of patent attorneys? defend the company against legal claims manage financial investments invent new products protect rights to new products and processes

Juju.01) 5 geologic events a group of students designed an experiment in an ice rink to represent the solar system. the steps of the experiment are listed below. 5: geologic events 1. choose a student to represent the sun. the planets are represented by two tennis balls. 2. ask the student to hold the tennis balls in each palm and spin on the ice with arms stretched out. 3. ask the student to draw in the arms after about 10 spins. 4. observe the student's arms rotate faster when they are closer to the body. 05 geologic events enors) the experiment most likely demonstrates that (2 points) 07 discussion-based sessment/module planets exert gravitational force on the sun the sun exerts gravitational force on the planets 3.07 discussion-based ssessment speed of a planet depends on its distance from the sun new version available! (3.0.119) get it now submit 18.07: module exam description