Answers.com > Wiki Answers > Categories > Science > What are au's?

What are au's?

In: Science [Edit categories]

Answer:

An au is an astronomical unit, or how far light will travel in a year.

First answer by Donny Hersam. Last edit by Donny Hersam. Contributor trust: 9 [recommend contributor ]. Question popularity: 2 [recommend question].

[report abuse]

Can you answer these Science questions?

	Why is it important that EM waves can travel without a medium?	Answer it!
	How can sunny weather affect Te Puke NZ?	Answer it!
	What is the connective zone of the sun?	Answer it!
	How are external and internal fertilization SIMILAR?	Answer it!
	Where is mechanical weathering occurred?	Answer it!

What is AU?
AU is an abbreviation for a number of things. It can refer to Australia, the Angstrom Unit, the Astronomical Unit, and the Arithmetic Unit. In addition, it can refer to Auburn University and Air...
The number of Au atoms in 1.5g of Au is?
n(Au)= 1.5g/M(Au) = 1.5/196.97 = 0.00761537mol n(Au) = No(Atoms)/N(a) therefore N(Atoms)=n(Au) x N(a) N(atoms) = 0.00761537mol x 6.02x10^23mol*-1 N(atoms) approximatly equals 4.6x10^21 atoms
What is the AU?
Au is the place in Vorarlberg, Austria (the one located at 47d19m22s N, 9d58m33s E)
If the sun is 1 AU what is the radius of Antares on AU?
The Earth is 1 AU from the Sun, not the diameter. See related question.
What is 1.5 AU?
1.5 AU is equal to: 224,397,000 kilometres 139,433,831 miles 748.5 light seconds 12.47 light minutes.