Task: To determine conditions necessary for rusting to occur when a nail is placed in various conditions. What are the:
Controlled- this remains constant
Manipulating- changed or manipulated often
Responding- changed or collected from what was changed

If 1.8 l of water is added to 2.5l of a 7.0 molarity koh solution, what is the molarity of the new solution

This image is an example of a(n) a) atom. b) compound. c) mixture. d) molecule.

Skills of homo sapiens were found an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are (blank) fossils.the image shows the evolution of skulls beginning 2 to 3 million years ago. based on the image, modern human skulls(blank) ape skulls.