A newly formed planet or large asteroid becomes molten due to ______
a. the last infalling objects
b. decay of radioactive element isotopes
c. Both of the above
d. None of the above. Newly formed planets remain solid inside
C
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Two capacitors with capacitances of 1.0 mC and 0.50 mF, respectively, are connected in series. The system is connected to a 150 V battery. What charge accumulates on the 1.0-mF capacitor?
a. 50 mC c. 100 mC b. 150 mC d. 33 mC
A long straight wire is carrying a current of 2.4 A in a region where the magnetic field is perpendicular to the wire. If the magnetic field is 0.52 mT, what is the magnitude of the force on 3.0 m of the wire?
A. 
B. 
C. 
D. 3.7 N
E. 7.2 N
A useful method of expressing very small or very large numbers is
A) scientific notation. B) arabic numerals. C) roman numerals. D) significant figures. E) greek letters.
The formula mass of acetic acid, HC2H3O2, is ______________ u
Fill in the blank(s) with correct word