danica91111 danica91111
  • 03-04-2021
  • Chemistry
contestada

What is the average mass of an atom whose relative atomic mass is 39?

Respuesta :

riteshkumarch25
riteshkumarch25 riteshkumarch25
  • 03-04-2021
Yttrium
The elements of the periodic table sorted by atomic mass
Atomic Mass Name chemical element number
85.4678 Rubidium 37
87.62 Strontium 38
88.9059 Yttrium 39
91.224 Zirconium 40
Answer Link

Otras preguntas

250 + 200h = 300 + 180h 250 + 200h = 300 + 180h − 180h − 180h 250 + 20h = 300 h = credit hours
Which of the following is the best way to earn a client's trust when they are feeling the water before jumping in?
AA display has 666 packs of marbles with a total mass of 629\,\text{g}629g629, start text, g, end text. The packaging of each pack has a mass of \dfrac{2}{3}\,\
What has to happen for the President to get line-item veto power? A) A national referendum on the veto must be held. B) The Supreme Court must give the Pr
y2 = 169 , what is y
chameli has rupees 600 left after spending 75% of her money. how much did she have in the beginning ​
The ratio of males to females at a party is 3:5There are 12 more females than males.How many people are at the party?​
The measure of angles of a hexagon are x (x-5)°, (x-5)°. (2x-5), (2x-5), (2x+20). Findthe value of x.(help) ​
Solve for x in the triangle. Round your answer to the nearest tenth.
If a box has a forward force of 10N being applied to it, and a backward force of 220N. What is the resultant force?