Can someone help me to answer this correctly, please, and explain it. Please answer these 2 short questions, I don't have more money to buy more questions. These 2 questions are different.

1. a.

1. b.

To answer the question, enter the elements in the order presented above. QUESTION 1: The empirical formula for this compound is QUESTION 2: The molar mass for this compound is 204.8g/mol. The molecular formula for this compound is A compound is found to contain 9.224% boron and 90.74% chlorine by mass. To answer the question, enter the elements in the order presented above. QUESTION 1: The empirical formula for this compound is QUESTION 2: The molar mass for this compound is 117.2g/mol. The molecular formula for this compound is