Answer:
Below.
Step-by-step explanation:
a. 5 * 1000 = 5,000 micrometers
b. 5000 / 1000 = 5 kg
c. 4.23 * 10^12 = 4,230,000,000,000 picograms
d. 1.9 ^ 10^9 = 1,900.000,000 nanoseconds.
e. 2.3 million.
