Rounded mass number for Boron

asked Mar 5, 2021 18.4k views

0 votes

4.4k points

Please log in or register to add a comment.

3 votes

The number is 10.811 u

3.7k points

4 votes

Answer:

the atomic mass is 10.8 but is rounded to 11.

the atomic number is 5.

Step-by-step explanation:

Galwegian answered Mar 9, 2021

4.6k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

4.4m questions

5.7m answers