In the reaction of aluminum and iron(iii) oxide to form iron and aluminum oxide, δh is -850 kj. how many grams of aluminum oxide are formed when 350 kj of heat are released? 2 al (s) + fe2o3 (s) → 2 fe (s) + al2o3 (s) δh= -850 kj

Mrs. smith ordered a root beer float (vanilla ice cream + root beer). mrs. smith noticed that the three states of matter (solid, liquid, and gas) all existed simultaneously in her root beer float. a. identify each phase of matter in the root beer float. b. describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? ) c. identify one phase change you would see in a root beer float and described what causes this change.

If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution

4. propanol and isopropanol are isomers. this means that they have a) the same molecular formula but different chemical properties. b) different molecular formulas but the same chemical properties. c) the same molecular formula and the same chemical properties. d) the same molecular formula but represent different states of the compound