Skipperbouy2003 Skipperbouy2003

19-09-2016
Chemistry

contestada

Why do some metals loose their shine overtime but gold does not?

Respuesta :

faehicks faehicks

19-09-2016

Becuase gold is very unreactive and does not react with oxygen whereas other metals do, therefore they tarnish and gold does not

Answer Link

Otras preguntas

In June 1754, representatives from four colonies meeting in Albany, New York adopted a plan called the.

Which interaction of nature is weakest? a. strong c. electromagnetic b. weak d. gravitational

OKAAY SO HERES ANOTHER ONE THE SOLUTION IS ( H+1.5=8.4) THE ANSWER CHOICES ARE a. 6.9 c. 9.9 b. 12.6 d. –6.9

A triangle has two sides of lengths 7 and 9. What value could the length of the third side be? A. 2) B. 5) C. 8 ) D. 10) E. 13) F. 22)

In the conclusion of her story, a writer reunites the two main characters, friends who had been separated for many years because of a war. The two finally find

A salesperson earns $200 a week plus a 4% commission on her sales. Which equation models the relationship between her sales in a given week, s, and her weekly e

In 1783 which country had claim to the land that would soon be alaska

which of the following supported the cause of civil rights for african americans A. the Civil Rights Acts of 1866 and 1875 B. the decision in Dred Scott v. San

_ is the process of evaluating something and rendering a judgment.

All of the following methods are ways to correct a run-on sentence except what? A. putting a comma in between the complete sentences. B. inserting a period b