mateUL10 mateUL10

02-04-2017
Chemistry

contestada

Why does metal need to be extracted from an ore before it can be used?

Respuesta :

02-04-2017

Metal ore has other elements in it as well. Also sediment and stone might cover the ore. We don't want to have a phone with sediment on it do we? thus these few reasons are why.

Answer Link

Otras preguntas

How does the position of a digit in a number relate to its value

Which statement best describes the caste system? a. social and religious classes developed after Aryans settled on the Ganges plain and later incorporated into

in 0.58, which digit is at the ones place?

What is a small group that rules a country after taking it over by force

Which of the following statements describes a scientific law? a. A scientific law explains a set of events. b. A scientific law describes what occurs every

The Virginia Company wanted to find a route to the Pacific Ocean in order to trade with

what is 6.7 in word form

f the force (at 90∘ to the lever arm) applied is 15 N and it is applied at 2.0 m from the pivot point (point of rotation), what is the torque on the lever?

how many times greater is the value of the 7 in 640,700 than the value of the 7 in 67,040

what is one fifth of 25