## Angstrom

Montana James 4G
Posts: 46
Joined: Wed Sep 18, 2019 12:21 am

### Angstrom

What is an angstrom and do we need to know it for test?

emma brinton_3B
Posts: 53
Joined: Fri Aug 09, 2019 12:17 am

### Re: Angstrom

an angstrom is used in order to express wavelengths and is equal to the value of 10^-10 meter. good luck on your exam!

Zoya Mulji 1K
Posts: 105
Joined: Thu Jul 11, 2019 12:15 am

### Re: Angstrom

^ Also remember that we will get a formula/constants sheet for every test so a lot of the information we need will be given to us. There's no harm in memorizing though!

Jialun Chen 4F
Posts: 108
Joined: Sat Sep 07, 2019 12:16 am

### Re: Angstrom

I would recommend familiarizing yourself with all the units to play it safe. An Angstrom is simply a measurement that is equivalent to 10^-10m (or 0.1 nm if you prefer).

Audrie Chan-3B
Posts: 50
Joined: Thu Jul 25, 2019 12:17 am

### Re: Angstrom

The conversion for Angstrom was given on the formulas page!

Justin Quan 4I
Posts: 104
Joined: Sat Sep 14, 2019 12:17 am

### Re: Angstrom

Montana James 4G wrote:What is an angstrom and do we need to know it for test?

Luckily for us, if you refer to the bottom of the formula sheet, it’s showed that angstrom was equal to 1*10^-10m.

Julianna Laurentano 4G
Posts: 52
Joined: Wed Sep 18, 2019 12:21 am

### Re: Angstrom

You will be given a formula sheet for the test that could potentially list the units (there's a chance it might not, however), so just in case I would definitely familiarize yourself with the units of measurement and what value they have (1 Angstrom= 10^-10 meters).

Kyle Thorin
Posts: 50
Joined: Sat Aug 24, 2019 12:16 am

### Re: Angstrom

An angstrom is a unit of length equal to 10⁻¹⁰ m. Its symbol is Å.

Andrew Liang 1I
Posts: 105
Joined: Fri Aug 30, 2019 12:18 am

### Re: Angstrom

An angstrom is a unit of length usually used to measure the bond length of atoms. It has the symbol of Å. 1Å = 1x10^-10 m

305376058
Posts: 35
Joined: Thu Jul 11, 2019 12:17 am

### Re: Angstrom

Angstroms are used to measure bond length and are expressed as 1*10^-10m

305086803
Posts: 99
Joined: Wed Sep 18, 2019 12:16 am

### Re: Angstrom

yes! I do recommend memorizing angstroms! its an important conversion and is likely to be on the test!

J Medina 2I
Posts: 102
Joined: Wed Sep 25, 2019 12:17 am

### Re: Angstrom

It's also important to remember that the Angstrom is not an SI unit

Donavin Collins 1F
Posts: 66
Joined: Sat Sep 14, 2019 12:16 am

### Re: Angstrom

Why isn't an Angstrom considered an SI unit?

Kennedi2J
Posts: 101
Joined: Wed Sep 18, 2019 12:20 am

### Re: Angstrom

I believe it’s not because it’s not in the U.S. metric system but I doubt Dr. Lavelle would expect us to know why it’s not.

Annika Zhang 1F
Posts: 49
Joined: Sat Jul 20, 2019 12:15 am

### Re: Angstrom

An angstrom is 10^-10, an incredibly small unit of measurement. Thus, the angstrom is most commonly used to measure wavelength or minuscule distances. If you look towards the bottom of the provided formula sheet, you'll see the conversion units from one angstrom to however many meters.

kristi le 2F
Posts: 102
Joined: Thu Jul 11, 2019 12:15 am

### Re: Angstrom

Dr. Lavelle regularly uses the Angstrom to describe bond length in lecture so I think this is a good indicator that is an important unit to know, even if it is not an SI unit.

Tyler Angtuaco 1G
Posts: 130
Joined: Wed Sep 11, 2019 12:16 am

### Re: Angstrom

Angstroms are the units typically used to describe bond length. It is equal to 10^-10 of a meter.