littleman15 littleman15

01-11-2016
Chemistry

contestada

What are the most common elements in the earths atmosphere

Respuesta :

BulletProof18 BulletProof18

01-11-2016

oxygen 47%
silicon 28%
aluminum 8%
iron 5%
magnesium 2%
calcium 4%
sodium 3%
potassium 3%

Answer Link

Otras preguntas

Describe a pattern in the sequence of numbers. Predict the next number. 1) 1, 2, 6, 24, ___ 2) 0, 3, 8, 15, 24, ___

Is the E-CIG industry more "safe" than the actual tobacco companies? Why? If someone offered you E-CIGS than cigarettes would you say yes or no? Why?Full Paragr

Which characteristic is shared by sonnets and haiku?

The statement, "right angles measure 90 degrees," is an example of: A postulate A definition A theorem A conjecture

Add these fractions (Lowest Terms) a) 1/6 + 1/6 b) 1/4 + 3/8 c) 2/3 + 5/6 d) 9/21 + 4/7 e) 1 3/5 + 1/10 f) 1 1/4 + 11/12 g) 1 2/3 + 2/3 h) 1 5/6 + 3 2/5

where does the shadow of the shuttle in space form?

Earth is a close approximation of a natural closed system. What are some ways that living in a closed system affects each of us.

how do u find the area of a triangle

Earth is a close approximation of a natural closed system. What are some ways that living in a closed system affects each of us.

How is 3x-y=8 and x+2y=5 solved by combination (addition)?????