For the reaction below, calculate the number of moles of oxygen needed to produce 13.55 mol of iron(III) oxide. Round your answer to one decimal. 4FeS + 7 O (exponent 2) > 4 SO(exponent 2) + 2 Fe(exponent2) O (exponent 3)

Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon

When you perform this reaction, what could remain at the end of the reaction? check all that apply. excess reactant aqueous copper chloride excess reactant aluminum oxygen product solid copper carbon dioxide product aqueous aluminum chloride water

How does the principle of electromagnetism explain the interaction between earth’s magnetic field and the solar wind?