1. A certain number of identical glass marbles has a mass of 825 g. The same number of identical steel marbles has a
mass of 2245 g.
(a) Assigning a glass marble a mass of 1.00 mmu (marble
mass unit), calculate the mass of a single steel marble.

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 do you lengthen a pattern piece? (family and consumer science, sewing)

How many moles of sulfur dioxide are produced when 4.38 moles of oxygen completely react with iron (iv) sulfide