The Energy Produced from the Conversion of 50 Micrograms of Matter

The energy produced from the conversion of 50 micrograms of matter into energy is

A) $4.5 \times 10 ^ { 8 } \mathrm {~J}$
B) $4.5 \times 10 ^ { 10 } \mathrm {~J}$
C) $4.5 \times 10 ^ { - 10 } \mathrm {~J}$
D) $4.5 \times 10 ^ { 12 } \mathrm {~J}$