Ashleyvasquez8966 Ashleyvasquez8966

02-06-2017
Chemistry

contestada

How many atoms of magnesium are in a 134 gram sample of magnesium?

Respuesta :

02-06-2017

No. of moles in 134g of Mg, n=134/24 =5.58 moles
No. of atoms = n* Avogadro number
= 5.58 X 6.022 X 10^23
=33.60 X 10^23 atoms

Answer Link

Otras preguntas

Give 5 types of media and their definitions

what are the products and prime factors of 63

Why might president hoover have been opposed to the government trying to fix the broken economy?

Would a scale that is used to weigh food be the best tool to weigh concrete blocks? explain why or why not no,because a scale is not a good thing to us to weigh

Is it 15 , 75 , 90 , or 105 degrees ?

How did king george react to the signers of the declaration of independence?

A small class has 9 students, 3 of whom are girls and 6 of whom are boys. the teacher is going to choose two of the students at random. what is the probability

Solve for x. 2x^2+7x−5=0 1.) x= 2/(−7±√89) 2.) x=4/(−7±√3) 3.) x= 4/(−7±√89) 4.) x= 2/(−7±√3)

Look at the dictionary entry. be•gin (bi gin′)v.be•gan, be•gun, be•gin•ning [ME beginnen; before 1000]1 to do the first part: begin your work2to bring into bein

In order to reduce the frequency of behaviors that are not wanted, a behaviorist will use a) rewards b) reinforcements c) punishment d) learning