The absorption values for 1 mm of pyrex at 320 nm and 280 nm are 0.15 and 1.3respectively. What are the percent transmissions for 1 mm of Pyrex at these wavelengths

Iwas going to ask that quesytion  sorry dude i dont  know : (    : /

Answerthe global climate during the paleogene departed from the hot and humid conditions of the late mesozoic era and began a cooling and drying trend which dispite having been periodically disrupted by warm periods such as the paleocene-eocene thermal maximum, persists today;