swimelindu
swimelindu
14-06-2016
Chemistry
contestada
what is name of first man made element?
Respuesta :
Аноним
Аноним
21-06-2016
The first man-made element or artificial element which is produced because it is not found naturally in nature is Technicium, in 1937. Technicium has an atomic number of 43 and atomic mass of 98 g/mol.
Answer Link
VER TODAS LAS RESPUESTAS ( 91+ )
Otras preguntas
PWEASE HELP MEEE, WILL GIVE BRAINLESTChoose one of the countries below to discuss in your assessment, i picked the Bahamas_____________________________________p
someone text me bc my messenger wont work whoever texts gets brainliest
The speed of 10 Ferris wheels is sampled. The speed, measured in miles per hour, are 10, 10, 12, 14, 10, 9, 8, 14, 12, 15 What is the best estimate of the popul
A client, diagnosed with erectile dysfunction, is taking nitroglycerin for chest pain. what is the best explanation for why a nitrate-like sildenafil would be c
What happened after a few girls were accused of being witches? In Salem
which of the x values are solutions to the inequality 4(2 - x) > -2x - 3n( 4x + 1)? check all that apply.
Which sentence does not support the main idea? The greatest gift the Sumerians gave the world was the invention of writing. The Sumerians were a wealthy people
Use properties of rational numbers to simplify the expression. -21 - (44.07 + 13) A. -52.07 B. -78.07 C. 36.07 D. 10.07
Which is an example of General Grant’s leadership during the Civil War? A. He invaded Union territory at Gettysburg in 1863. B. He successfully captured Vicksbu
an area at or near the foot of a mountain range
