PLEASE HELP! 6SbO^+ + 4Al^3+ 9H2O -> 3Sb2O5 + 4Al + 18H^+

Name of element ionized:
Name of element reduced:
Formula of the oxidizing agent:
Formula of the reducing agent:

Several kinds of bears are found on earth. most bears are brown or black, but one type of bear, the polar bear, is white. what process led to this difference in fur color? explain your answer.

Calculate the energy required to ionize a hydrogen atom to an excited state where the electron is initially in the n = 5 energy level. report your answer in kilojoules

For the reaction shown, calculate how many moles of no2 form when each of the following completely reacts. 2n2o5(g)→4no2(g)+o2(g) part a 1.0 mol n2o5 express your answer using two significant figures. nothing mol m o l request answer part b 5.4 mol n2o5 express your answer using two significant figures.