Solve the problem using dimensional analysis. Every number must have a unit. Work must be shown. Conversion factors are in the table. Gold cost $8.00 per ounce. Determine how many grams you can purchase for $15.00.

An unknown substance has a melting point of 1064 ∘c, is insoluble in water, conducts electricity as a solid, and is hard. given these properties, which of the following are possible identities for the unknown substance? check all that apply. view available hint(s) check all that apply. sio2 f2 au kbr

The 10-kg double wheel with radius of gyration of 125mm about o is connected to the spring of stiffness k = 600 n/m by a cord which is wrapped securely around the inner hub. if the wheel is released from rest on the incline with the spring stretched 225 mm, calculate the maximum velocity v of its center o during the ensuing motion. the wheel rolls without slipping

In which type of system is power held solely by the central government and not shared with regional governments? group of answer choices federal unitary confederate oligarchic