If 100 atoms of element X contains 70 atoms of 9X and 30 atoms of...

Chemistry

WAEC 2009

If 100 atoms of element X contains 70 atoms of ⁹X and 30 atoms of ¹¹X, calculate the relative atomic mass of X

A. 9.6
B. 10.6
C. 11.6
D. 20.0

WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now

Your School's Whatsapp Group - Join Us now

WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now

Correct Answer: Option A

Explanation

No official explanation is available for this question at this time. Please check contributions posted by others below. If you can provide an explanation to help other student learn, please click here

Previous Next

Go back to Chem classroom

Report an Error Ask A Question Download App

Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts

Contributions ({{ comment_count }})

Please wait...

{{ settings.no_comment_msg ? settings.no_comment_msg : 'There are no comments' }}

Quick Questions

What is the meaning of agricultural sciences? Answer this

1 Answers · Agricultural Science · 3 days ago
Does WAEC give Calculator to student for there exam? Answer this

2 Answers · Mathematics · 2 days ago
2(3)+2? Answer this

1 Answers · Mathematics · 2 days ago

If 100 atoms of element X contains 70 atoms of 9X and 30 atoms of...

Correct Answer: Option A

Explanation

Contributions ({{ comment_count }})

Please wait...

Modal title

Report

Block User

{{ feedback_modal_data.title }}

Quick Questions

Post your Contribution

Sign In