PLS HELP THIS IS ACTUALLY SCIENCE What three things do we need to manage for the human population keep growing ?

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.

How many moles of no2 will form when 3.3 moles of cu are reacted with excess hno3?

If maltose undergoes hydrolysis what subunits does it results to?