anaiahparks09 anaiahparks09

24-10-2017
Chemistry

contestada

A neutral atom of beryllium (Be) has an average mass of 9 amu and 4 electrons. How many neutrons does it have?

A. 13

B. 5

C. 9

D. 4

Respuesta :

220046585 220046585

24-10-2017

D.4 is the answer to your question

Answer Link

Аноним Аноним

24-10-2017

D.4 is the answer to your question hope this helps you(-; and can I get the brainliset

Answer Link

Otras preguntas

i need help!! i need 15 questions in spanish i can ask someone to get to know them better, but not ovbiosu ones like whats your name, but questions that are mor

which five major colonial cities were occupied by the British

What mark did tom walker find when he reached home

which layer of the earth is where weather occurs

How is the entire noun clause used in the sentence? That these little creatures survive in these small pools of water is amazing. A. Subject B. Object of Prepos

Which of the following represents the set of integers greater than or equal to -5? Multiple Choice: A. { -5,-6,-7….} B. {-5,-4,-3…. } C. { -5,-4,-3….3,4,5 } D.

Shaunda said that buying 4 towels for $17nwas better buy than buying 2 towels for $9. She found her answer by doubling the terms in the ratio 9:2 and comparing

Phil is riding his bike. He rides 25 miles in 2 hours, 37.5 miles in 3 hours, and 50 miles in 4 hours. Find the constant of proportionality and write an equatio

what is 19/20 as a decimal

6) Lunch furnishes 8 mg of the minimum daily requirement (MDR) for iron, while the other meals furnish 10 mg of the MDR. Write the ratio (in lowest terms) of th