The mass of an electron is approximately 9.109X10^-28 Find the mass of 257,000,000 electrons

asked May 6, 2016 71.4k views

3 votes

8.2k points

Please log in or register to add a comment.

3 votes

$257,000,000*9.109*10^(-28)\\2,341,013,000*10^(-28)\\0.0000000000000000002341013\\\\2.341013*10^(-19)$

Airen answered May 10, 2016

by Airen

8.4k points

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

9.4m questions

12.2m answers