Grade 12th passPhysical Chemistry
Q. Why old glass objects appear slightly milky instead of being transparent?
Q. Why old glass objects appear slightly milky instead of being transparent?
1 Answer
Pawan Prajapati
Answer :
it is the property of psuedo solid (i.e.not true solid) obtain by annealing process. These solid have high viscosity due to that they become thicker at bottom due to alternate heating and cooling in day and night. This is the main reason.
Thanks.
it is the property of psuedo solid (i.e.not true solid) obtain by annealing process. These solid have high viscosity due to that they become thicker at bottom due to alternate heating and cooling in day and night. This is the main reason.
Thanks.
Other Related Questions on physical chemistry
Which of the following aqueous solutions remains neutral after
electrolysis
Which of the following aqueous solutions remains neutral after
electrolysis
electrolysis
physical chemistry
Last Activity: 3 Years ago
In the reaction A + 2B ⇌ 2C, if 2 moles of A, 3 moles of B and 2 moles of C are placed in a 2 L flask and
the equilibrium concentration of C is 0.5 mol/L. The equilibrium constant (KC) for the reaction is.....and please tell how you know that the reaction is going forward .. imean how to calculate the reaction quotient ???
In the reaction A + 2B ⇌ 2C, if 2 moles of A, 3 moles of B and 2 moles of C are placed in a 2 L flask and
the equilibrium concentration of C is 0.5 mol/L. The equilibrium constant (KC) for the reaction is.....and please tell how you know that the reaction is going forward .. imean how to calculate the reaction quotient ???
the equilibrium concentration of C is 0.5 mol/L. The equilibrium constant (KC) for the reaction is.....and please tell how you know that the reaction is going forward .. imean how to calculate the reaction quotient ???
physical chemistry
Last Activity: 3 Years ago
True or false when an electron in ground state of hydrogen atom is excited with an energy that is greayer than e2-e1 but less than e3-e1 the electron will get excited n=2
True or false when an electron in ground state of hydrogen atom is excited with an energy that is greayer than e2-e1 but less than e3-e1 the electron will get excited n=2
physical chemistry
Last Activity: 3 Years ago
18 19 gram mixture of na2co3 and nahco3 on heating gives 2.2 gram CO2 gas find the percent nahco3 (by mass) in mixture
18 19 gram mixture of na2co3 and nahco3 on heating gives 2.2 gram CO2 gas find the percent nahco3 (by mass) in mixture
physical chemistry
Last Activity: 4 Years ago