Calculating no. of atoms, Gold has a molar mass of 197g/mol. How many atoms...

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

Show colloidal systems in foods, Q. Colloidal systems in foods? A collo...

Q. Colloidal systems in foods? A colloidal system is a heterogeneous system. The material that forms the base of the system is called the dispersion medium or the continuous ph

Ionic bond,

What is si unit of energy?, Q. What is SI unit of energy? Ans. The S...

Q. What is SI unit of energy? Ans. The SI unit of energy is called the joule. A joule is a pretty small mount of energy so often chemists will use the unit kJ =1 kilojoule

Combination law, P= 10.5atm v= 2.06L T= 298K p= 5.21atm v= 6.15 t= ? what ...

P= 10.5atm v= 2.06L T= 298K p= 5.21atm v= 6.15 t= ? what is t?

Answers, which among the following species have the same no of electrons in...

which among the following species have the same no of electrons in its outermost as well as penultimate shell

Analytical application, how we determine the qualitativ and quantitativ ana...

how we determine the qualitativ and quantitativ analysis of uv

Organic compounds, may i know the number of organic compounds

may i know the number of organic compounds

D and f block, why a small amount of an acid is added while preparing solut...

why a small amount of an acid is added while preparing solution of potassium dichromate?

Radioactive decay, Q. in radioactive decay, a nucleus emits an alpha partic...

Q. in radioactive decay, a nucleus emits an alpha particle and two beta particle successively. show that the final nucleus is an isotope of original nucleus. Ans: Let the mass and