Given the balanced redox reaction: 6 I− + 2 MnO4− + 4 H2O(l) 3 I2(s) + 2 MnO2(s) + OH− Which of the following statements regarding the reaction represented by the equation above is correct? (A) Iodide ion is oxidized by hydroxide ion. (D) The oxidation number of Mn remains the same. (B) MnO4− is oxidized by iodide ion. (E) The oxidation number of Iodine changes from −1 to 0. (C) The oxidation number of Mn changes from +7 to +2.

If soap hits the floor, is the soap dirty or the floor

Imagine that you’re getting ready to move to a new city. when people move, they are influenced by push factors and pull factors, and you have many reasons for your move. which of the following factors is an example of a pull factor? a. wanting to move because you’ve found a great new school somewhere new b. needing to move because there are not enough resources in your old hometown c. being forced to move because your old home is gone d. having to move because there are no jobs in your current hometown

Darla claims that the first periodic table developed by mendeleev was not completely accurate, so it is not useful at all. harmony argues that it establish the periodic table we use today, making it more credible. who is correct and why? darla is correct, because a model that has any mistakes should be thrown out. darla is correct, because a good model would not need to change. harmony is correct, because mendeleev’s model had all of the information correct in the first version. harmony is correct, because mendeleev’s model made predictions that came true.