Bluefox09 Bluefox09

03-11-2020
Chemistry

contestada

which model correctly represents a
beryllium atom

which model correctly represents a beryllium atom class=

Respuesta :

toofeealyahya toofeealyahya

03-11-2020

Answer:

A

Explanation:

because its the atomic number is 4 so 4 = 4 electrons and 4 neutrons, the mass is 9 so 9-4= 5 so 4 electrons on the ring, 4 protons inside and 5 neutrons inside

Answer Link

Otras preguntas

Which phrase best describes DNA? A. the structure that allows biochemical reactions to occur B. the structure that translates information into action C. the mol

x-5y=2 and 9x+8=15 solve by substitution

Why does a compass needle point North?

Rural slaves of Rome worked on latifundia and were often shackled together and treated harshly. True False

Why does photosynthesis require water? a. because water provides oxygen atoms b. because water provides electrons c. because water accepts electrons d. because

True or false: Most of a breaker' s energy is concentrated along beaches.

In a foreign country, half of 5 = 3. Based on that same proportion, what's one-third of 10?

Earthquakes happen when _____. a. magma fills the chamber in a mountain b. seismic waves are transferred from the ocean floor to ocean water c. tectonic plates

With which statement would a nativist during the late 1800s agree? a. Immigrants should be welcomed into the country and offered the support they need to surviv

A rectangular box has a square base. The combined length of a side of the square base, and the height is 20 in. Let x be the length of a side of the base of the