What's Octocrylene (C24H27NO2) toxicity level?

What is the ima of the 1 st class lever in the graphic given? 2 3 0.5

What are the primary responsibilities of a chemical engineer involved in "r& d"? develop large scale manufacturing operations discover new products and processes training of new chemists determine products needed by consumers

Choose all the answers that apply. as ocean depth increases, temperature decreases temperature increases pressure increases pressure decreases salinity increases density increases