1 kilogram is equal to how many micrograms?

1 kilogram is equal to 1,000,000 micrograms. To understand this relationship, it's important to recognize the metric system's structure, particularly the prefixes commonly used to denote different magnitudes.

In the metric system, "kilo-" denotes a factor of 1,000. Therefore, 1 kilogram equals 1,000 grams. Each gram is further subdivided into micrograms, where "micro-" signifies a factor of one-millionth (or 0.000001). Specifically, 1 gram equals 1,000,000 micrograms.

To find how many micrograms are in a kilogram, you perform the calculation:

1 kilogram = 1,000 grams × 1,000,000 micrograms/gram = 1,000,000,000 micrograms.

This accurate calculation confirms that the correct answer reflects that there are indeed 1,000,000,000 micrograms in one kilogram. Thus, the understanding of metric conversions and the combination of these prefixes leads to the conclusion that 1 kilogram equals 1 billion micrograms.