What volume of NH at STP is produced if 25.0L of Hz is reacted with an excess of Nz?

Which are causes of mechanical weathering? check all that apply.oacid raino plant growtho animal actionso carbon dioxideo pressure release

An engineering team designs a new rocket that is faster and lighter than any other model being produced. however, the materials end up being so expensive that no company can afford to buy them. which step of the engineering process should have addressed this problem? a. know the background. b. evaluate the results. c. identify a need. d. do the work.

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false