desssyyy19 desssyyy19
  • 02-12-2019
  • Chemistry
contestada

To two decimal places, what is the relative
atomic mass and the molar mass of the element potassium,K?

Respuesta :

jitumahi76 jitumahi76
  • 07-12-2019

Answer:

The atomic mass of Potassium is 39.09 u+-0.0001u and molar mass is  39.09 g,s/mole

Explanation:

Potassium is a metal belongs to group 1 and period 4 whose atomic number is 19 and electron configuration is 2,8,8,1.

The molar mass of Potassium or K is 39.09 g,s/mole and the atomic mass is 39.09 u+-0.0001u. Potassium was first discovered by Humphrey Davey and was first found in the ashes of plants. It also occurs in the mineral sylvite or KCL and is mined as such.

Answer Link

Otras preguntas

Which is true? 0.07 is ten times greater than 0.7, 0.070 is ten times greater than 0.007, 0.070 is equal to 0.0070, 0.07 is seven times greater than 0.70
please help to question 16 and 17 please
There are 453.592 grams in one pound. A semi-slick, Kevlar tire weighs about 520 grams. What is the tire’s weight in pounds?
Find the interquartile range of the data. A. 49 B. 35 C. 16 D. 14
The practice of foretelling the future is called _____. migration monotheism divination polytheism
What is the average mass of a single sulfur atom in grams
the school is 2 kilometers away from the town library what is the distance in meters
what is the name for the gaseous sphere surrounding earth
Raffle tickets numbered 1 through 30 are placed in a box. Tickets for a second raffle numbered 21 to 48 are placed in another box. One ticket is randomly drawn
write 5/2-in standard form