What volume of 0.100M Na3PO4 is required to precipitate all the lead(II) ions from 100.0 mL of 0.400M Pb(NO3)2

Iwill give extra points to who gets this right

Which describes interactions between substances and stomata during photosynthesis? check all that apply. oxygen enters stomata. oxygen is released through stomata. carbon dioxide enters stomata. carbon dioxide is released through stomata. hydrogen enters stomata. hydrogen is released through stomata.

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