Mass and Weight · Unit Converter

Convert Chittack (Chatank) to Atomic Mass Unit

Convert chittacks (chatank) to atomic mass unit instantly. 1 chittack (chatank) = 3.512051e+25 atomic mass unit — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Atomic Mass Unit to Chittack (Chatank) converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Ashok Kumar K, Ph.D.
Mass and Weight category 2 min read Published Last reviewed Updated

Units explained

Indian / South Asian

Chittack (Chatank)

What is a chittack (chatank)?

The chittack (chatank) equals one-sixteenth of a seer, about 58.3 grams.

Origin of the chittack (chatank)

A traditional South Asian unit in the seer-based system.

Where it is used

Historical grocery and provisions weighing in India and Bangladesh.

When and where it was developed

Part of the pre-metric South Asian weight system.

Scientific / Atomic

Atomic Mass Unit

What is a atomic mass unit?

One unified atomic mass unit (u) is defined as 1/12 the mass of a carbon-12 atom, about 1.6605E-27 kg.

Origin of the atomic mass unit

Introduced to give atomic and molecular masses convenient numerical values.

Where it is used

Atomic, molecular, and nuclear physics and chemistry.

When and where it was developed

The unified (carbon-12) scale was adopted by IUPAC and IUPAP in 1960-1961.

Chittack (Chatank) to Atomic Mass Unit conversion formula

Note: this conversion uses a generally accepted modern value. Historical and regional definitions of this unit varied across times and places.

The relationship between chittacks (chatank) and atomic mass unit:

1 chittack = 3.512051e+25 u
1 u = 2.847339e-26 chittack

To convert chittacks (chatank) to atomic mass unit, multiply the value in chittacks (chatank) by 3.512051e+25. To reverse, multiply atomic mass unit by 2.847339e-26.

How to use this converter

Type a value into the calculator. The result in atomic mass unit updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Atomic Mass Unit to Chittack (Chatank) converter for the reverse direction.

Step-by-step: convert chittacks (chatank) to atomic mass unit

  1. Write down the value in chittacks (chatank) (chittack).
  2. Multiply that value by the factor 3.512051e+25.
  3. The product is the equivalent value in atomic mass unit (u).
  4. To reverse, multiply the atomic mass unit value by 2.847339e-26.

Worked examples

Example 1 — Convert 1 chittack to u:
1 × 3.512051e+25 = 3.512051e+25 u

Example 2 — Convert 100 chittack to u:
100 × 3.512051e+25 = 3.512051e+27 u

Real-world example — Centimeter to wavelength scale

One chittack (chatank) equals 10 million atomic mass unit. Physics curricula use this kind of conversion to relate everyday measurements to atomic and optical scales.

1 chittack × 3.512051e+25 = 3.512051e+25 u

Real-world example — Small-scale to atomic-scale

One chittack (chatank) equals 10 million atomic mass unit — useful for physics curricula that relate everyday measurements to atomic and optical scales.

1 chittack × 3.512051e+25 = 3.512051e+25 u

Chittack (Chatank) to Atomic Mass Unit conversion table

Standard reference values for converting chittacks (chatank) to atomic mass unit:

Chittack (Chatank) [chittack]Atomic Mass Unit [u]
0.013.512051e+23
0.13.512051e+24
13.512051e+25
27.024102e+25
31.053615e+26
41.40482e+26
51.756026e+26
103.512051e+26
207.024102e+26
301.053615e+27
401.40482e+27
501.756026e+27
1003.512051e+27
5001.756026e+28
10003.512051e+28

Frequently asked questions

How many atomic mass unit is 1 chittack (chatank)?
1 chittack (chatank) equals 3.512051e+25 atomic mass unit.
How do I convert chittacks (chatank) to atomic mass unit?
Multiply the value in chittacks (chatank) by 3.512051e+25 to get atomic mass unit.
How do I convert atomic mass unit back to chittacks (chatank)?
Multiply the value in atomic mass unit by 2.847339e-26, or use the Atomic Mass Unit to Chittack (Chatank) converter.
How many atomic mass unit is 100 chittacks (chatank)?
100 chittacks (chatank) equals 3.512051e+27 atomic mass unit, because 100 × 3.512051e+25 = 3.512051e+27.

Convert Chittack (Chatank) to other weight units

Show all Chittack (Chatank) conversions
Metric / SI (18 units)
Avoirdupois (15 units)
Troy & Apothecary (10 units)
Indian / South Asian (5 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Force / Engineering (5 units)

Sources & references

Conversion factor (1 chittack = 3.512051e+25 u) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.