The diamenter of a carbon atom is 77 pm. Express this measurement in um?

77pm= 77*10^-12m *(10^6 um/m)=

48

77*10^-5 um

To express the diameter of a carbon atom from picometers (pm) to micrometers (um), you need to convert the units.

Here's the step-by-step process:

1. Determine the conversion factor between picometers (pm) and micrometers (um).
- 1 micrometer (um) = 1,000,000 picometers (pm)

2. Divide the given measurement in picometers (pm) by the conversion factor to obtain the equivalent measurement in micrometers (um).

Diameter in micrometers (um) = Diameter in picometers (pm) / Conversion factor

Diameter in micrometers (um) = 77 pm / 1,000,000

3. Calculate the result using a calculator:

Diameter in micrometers (um) = 0.000077 um

Therefore, the diameter of a carbon atom is 0.000077 um when expressed in micrometers.