Calculating no. of atoms, Chemistry

Assignment Help:

Gold has a molar mass of 197g/mol. How many atoms are in the sample?Please give me procedure also.
Ans)

molecular wieght of gold is 197 g

1mole/g of molecule is occupies the 6.023x1023 atoms

but 197 g/m is occupies the atoms is =[197g/m x6.023x1023 atoms]/197

 


Related Discussions:- Calculating no. of atoms

MAGNATIC PROPORTIES OF TRANSATION ELEMENT.., ABAOUT ANY MAGNATIC CALCULA...

ABAOUT ANY MAGNATIC CALCULATION OF TRANSAYION ELEMENT.

Molecular formula, Molecular Formula Molecular formula of a substanc...

Molecular Formula Molecular formula of a substance provides the actual number of atoms that present in one molecule of the substance. Molecular formula = n * Empirical fo

How are formalin and trioxane related to methanol, Express the relation amo...

Express the relation among the half-life period of a reactant and its initial concentration if the reaction involved is of second order. How are formalin and trioxane related to

What are the primary source of energy, Q. What are the primary source of en...

Q. What are the primary source of energy ? Oils and fats form an integral part of the dietaries the world over. In the body they are the primary source of energy. As you know,

Uses of resorcinol, Uses of Resorcinol (a) Resorcinol is used as antise...

Uses of Resorcinol (a) Resorcinol is used as antiseptic and for creating dyes. (b) Resorcinol is also used in the medicine of eczema. 2, 4, 6-trinitroresorcinol is required

Radioanalytical methods, Radioanalytical methods: Radioanalytical meth...

Radioanalytical methods: Radioanalytical methods using radiotracers and activation analysis are more sensitive and specific because of ease of detection of nuclear radiation.

The nucleus of the element 21e45 contains, The nucleus of the element 21 ...

The nucleus of the element 21 E 45  contains: (1) 45 protons and 21 neutrons   (2) 21 protons and 24 neutrons (3) 21 protons and 45 neutrons  (4) 24 protons and 21 n

Methods of showing concentrations of solutions, Methods of showing concentr...

Methods of showing concentrations of solutions The concentration of a solution can be provided in various ways. (A) Percent by mass (B) Molarity (C) molality (D) Mo

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd