Record Performance
645 MCQ for effective preparation of the test of Basics of Chemistry section.
Read the MCQ statement: The relative atomic mass of boron, which consists of the isotopes 11/5 B is 10.8. What is the percentage of 11/5 B atoms in the isotopic mixture?
, keenly and apply the method you have learn through the video lessons for Basics to give the answer. Record your answer and check its correct answer and video explanation for MCQ No. 307-2493.