parkerpiner69 parkerpiner69

12-10-2020
Chemistry

contestada

What is the mass number of an atom containing 7 protons and 7 neutrons?

Respuesta :

trucksm trucksm

13-10-2020

Answer:

14

Explanation:

Neutrons are neutral and if there are no electrons to cancel out the protons you add the neutrons and protons together

Answer Link

Otras preguntas

Was president carters presidency a failure of a success over all?? “Answer this in two to three paragraphs”

Which choice best describes the following sentence? Cassidy volunteered. It is a complete and correct sentence. It is a fragment that is missing a subject. It i

A disadvantage of factoring is that the company selling its receivables immediately receives cash. a. True b. False

1.Four Hatfields and five McCoys are up for 3 construction jobs in Williamson. What is the probability that all 3 jobs go to Hatfields? 2.Three Hatfields and t

DeLissa wants to dress and act like Marisol, who is a very popular and attractive girl at school. What type of peer pressure is DeLissa reacting to?

Which of the following accurately describes the Middle Ages?A.) The two centuries following Charlemagne's crowning.B.) The time during the wars between the Fren

Roberta's first child is now 8 months old. roberta has been breastfeeding and would like to begin to introduce solid foods. she read somewhere to introduce one

What signaled the beginning of the confucian scholar-official system of china during the han period?

Find the differential of the function l=xze^(-y^2-z^2)

PLEASE CHOOSE CAREFULLY!!!!!