The planet's mass in kilograms are 
b. 
<u>Explanation:</u>
Given:
Mass of Neptune =
milligrams
The mass in Kg = 1 milligram

Then the the planet's mass in kilograms will be:


The planet's mass in kilograms are
.
Answer:
Explanation:
Deflation is when consumer and asset prices decrease over time, and purchasing power increases. Essentially, you can buy more goods or services tomorrow with the same amount of money. Compare this with inflation, which is the gradual increase in prices across the economy.