Seudónimo Seudónimo

02-10-2017
Physics

contestada

What is the name of the group of elements that are human-made and do not occur in nature?

Respuesta :

emmiewilson1284 emmiewilson1284

02-10-2017

synthetic elements is the answer

Answer Link

freshprince30 freshprince30

05-12-2018

The correct answer is Actinides.

Answer Link

Otras preguntas

which graph represents the function(x)=1/x=1

Who was the first musician to play?

Please Help!! Look at the following sequence.6.12 42.84 299.88 2099.16 If it is a geometric sequence choose the common ratio if it is not a geometric sequence c

can someone please help me!!! thanks

Which verb form best completes the following sentence? L’année dernière _______ les lundis, mercredis, et parfois les vendredis. A) je travailles B) je travai

What if the purpose of the system of checks and balances

P varies directly with the square of R. When R is 4, P is 56. Find the value of P when R is 6

Find the solution of each of the following quadratic equation by completing the square.answer the questions that follow.Show your solutionsT^2 + 10t +9=0X^2 + 1

I asked this a week ago, hello, someone give me the time of day? :( Earth's crust is made up of relatively rigid plates that ride atop Earth's hot, semiliquid m

What technology can make coal a cleaner fuel? fluidized-bed combustion building smoke stacks taller implementing a prewash of coal prior to combustion using low