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

what is the square root of 141?

If you are standing in front of 1600 Pennsylvania Avenue, what are you looking at? a. the Capitol building b. the Metropolitan Museum of Art c. the White Hou

What do tire treads, rubber mats, automobile breaks, and tennis shoes have in common. -They reduce friction -they are lubricants -they increase friction -the

The book shows how to add and subtract binary and decimal numbers. However, other numbering systems are also very popular when dealing with computers. The octal

This US national park covers 270 square miles, and 95% of it is underwater. Divers and snorkelers explore its shipwrecks and a bright coral reef, home to reef

Two men who signed the Declaration of Independence went on to become U.S. presidents. Who were they?

What is the symbol of the Republican Party?

What do tire treads, rubber mats, automobile breaks, and tennis shoes have in common. -They reduce friction -they are lubricants -they increase friction -the

The last new star was added to the American flag in which year?

This watery vacation spot is considered part of both California and Nevada. Name this lake