How many moles of fe2o3 are there in 320kg of iron 3 oxide ( 1kg =1000g)

Jewelweed, a flowering plant, has seed pods that burst open when touched and forcefully eject their seeds. these structures are favorable because they a. can cause genetic changes to occur. b. prevent germination within the seed pod. c. aid in the dispersal of the species. d. attract insects that aid in pollination.

What are transitions between a liquid and gas called? identify which way they are transitioning

What is the mass of 0.46 mil of mgcl2