What is the mass number of an element having 20 neutrons, 15 protons and 15 electrons?

by Sunday | May 11 | Chemistry WAEC | 0 comments

A. 15
B. 30
C. 35
D. 50

Correct Answer: Option C

C. 35

Explanation

Mass number = Protons = Neutrons = 15 + 20 = 35

Users Also Read These:

Recent Posts

Products

Health Team Original price was: ₦1,000.00.Current price is: ₦300.00.
Factors Affecting Health in Nigeria Original price was: ₦1,000.00.Current price is: ₦300.00.
Primary Health Care Principles Original price was: ₦1,000.00.Current price is: ₦300.00.
Nigeria Healthcare Tiers Original price was: ₦1,000.00.Current price is: ₦300.00.
Primary Health Care - Health According To WHO - Referral System Original price was: ₦1,000.00.Current price is: ₦300.00.

Product categories

Earn Your Degree In 3 Years Without Writing UTME. Click Here To Learn More.