PLEASE NEED HELP __ N2 + __ H2 --> __NH3. At STP, how many liters of Nitrogen gas would be needed to produce 35.71 grams of Ammonia (NH3)?

If a planet rotates 360 degrees during a 24 hour time period, what does that tell us about the planet? a. the middle of the planet is in darkness b. the seasons on the planet vary every day. c. the planet runs on a 12-hour time clock. d. the temperature on the planet varies daily.

What royal scientist used the 29th day of frozen vapor to encounter elements for mastering new culinary creations?

Over the last 90 years, scientists have added to the body of evidence supporting the big bang theory. what is the latest piece of evidence discovered in 2014?