A good vacuum produced in common lab apparatus corresponds to `10^(-6)` torr at `25^(@)C`. Calculate
Channel: Doubtnut
Date: 2020-04-19

A good vacuum produced in common lab apparatus corresponds to `10^(-6)` torr at `25^(@)C`. Calculate number of molecules per cubic centimeter at this T and P. In scientific notation, `x xx 10^(y)`. Find the value of `y`.