Katie’s teacher has asked her to identify an unknown substance. She thinks about the properties of matter that will help her identify the substance. She knows it is a colorless liquid. She thinks it may be water but knows there are many colorless liquids that are not water. Which of the following statements would inform Katie that the liquid is NOT water?

Which statement best describes the oxidation numbers of the atoms found in magnesium chloride? a. magnesium has a 2- oxidation number and chlorine has a 1+ oxidation number. b. magnesium has a 2- oxidation number and chlorine has a 2+ oxidation number. c. magnesium has a 2+ oxidation number and chlorine has a 1- oxidation number. d. magnesium has a 1+ oxidation number and chlorine has a 1- oxidation number.

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

Which compound contain an iron with a 3+ charge