glennsheila346 glennsheila346

01-03-2021
Chemistry

contestada

how many moles are in 20 grams of Ar?

Respuesta :

drpelezo drpelezo

01-03-2021

Answer:

moles Ar in 20g = 0.500 mole Ar

Explanation:

moles = grams given / formula weight = 20g / 39.948g·mol⁻¹ = 0.500 mole Ar

Answer Link

Otras preguntas

Among K, Ca and Ba, which element possess low ionization energy?

Please help i dont get this at all so please i will highly appreciate it .Thank youuu!!!

what are the solution of the quadratic equation (x-8)3-13x(x-8)+3=0? use u substitution to solve.

Find the midpoint of A and B where A has coordinates (8, 2) and B has coordinates (3,8).

The Triple Alliance and Triple Entente were formed through the signing of

Savannah is 1.75 meters tall. At 11 a.m., she measures the length of a tree's shadow to be 43.75 meters. She stands 39.2 meters away from the tree, so that the

What evidence from the text best supports the idea that Old Major thinks that animals should be equal to humans? Check all that apply. “Is it not crystal clear,

Find the value of c that makes the expression a perfect square trinomial. x2 + 9 4 x + c A) 9/16 B) 9/64 C) 81/16 D) 81/64

Which of these statements best describes the views of those involved with the treaty of versailles? select five answers. france thought the treaty was not tough

What is difference between barcode reader and finger print reader