Laura4naSohsava Laura4naSohsava

09-05-2016
Chemistry

contestada

Los elementos artificiales son extraido de la naturaleza en su mayoria?

Respuesta :

Edufirst Edufirst

18-05-2016

No. Artificial is opposed to natural. Artificial elements are those that are produced by men. Normally, this is carried out with special procedures and in special conditions, in laboratories, by scientists.

Answer Link

Otras preguntas

easurements of a certain enzyme-catalyzed reaction give k1 = 8 x 106 m- 1 s-1, k 1 = 7 x 104 s-1, and k2 = 3 x 103 s-1. does the enzyme-substrate binding follow

b. f. skinner described categories of verbal behavior (speaking) that were defined by their function (i.e., the antecedents and consequences that influence them

dr. anderson decides to search for scientific articles that are related to her topic of interest. the most efficient way for her to perform this search is to

the given statements concern the relationship between mitochondrial hydrogen ion concentration and energy storage as atp during oxidative phosphorylation. class

Farmer Ed has 4,000 meters of fencing, and wants to enclose a rectangular plot that borders on a river. If Farmer Ed does not fence the side along the river, wh

Peyton is a teacher and takes home 87 papers to grade over the weekend. She can grade at a rate of 7 papers per hour. How many papers would Peyton have remainin

What is the range of the graphed function? {x |-2 < x < 2} {y |-2 < y < 2} {x | x is a real number} {y | y is a real number}

find the surface area?

what is the maximum velocity of an enzymatic reaction given that the initial velocity is 500 umolml-1s-1 and the km is 25 m at a substrate concentration of 75 m

Which of the following line items from a 3-month inventory purchases budget are presented on the pro forma financial statements? Assume that 40% of accounts pay