How many particles are in 2.4 moles of carbon dioxide

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 is the atomic number of a nucleus changed by alpha decay

Answer explain why it is not possible to deduce a complete order of reactivity.