7.0 g B reacts with excess Cl2 by the reaction 2B + 3Cl2 –>…

7.0 g B reacts with excess Cl2 by the reaction 2B + 3Cl2 –> B2Cl6. The experimental yield is 61 g. What is the percent yield?  Answer in %. Do not type units. Do not use scientific notation. The answer to the previous question on theoretical yields is required to complete this question.