phillipsl21 phillipsl21

18-12-2019
Chemistry

contestada

Use the table to determine the mass number of element A.

Use the table to determine the mass number of element A class=

Respuesta :

cortysousa cortysousa

18-12-2019

# of protons + # of neutrons = mass
9 + 10 = 19
the answer is D

Answer Link

Otras preguntas

PLZ HELP ME!!!! ASAP!!!!!!!! I WILL GIVE BRAINLIEST!!!!!!!!!!!!!!!!!!!!!!!!!!!!! The picture is down below please be sure to make the answer long

what is the meaning of history in social

What were the two common type of punishment/trials in medieval towns

If K(-1, 2) is reflected over the x-axis, then the image is K'

How are health screenings different homexaminations? (Select all that apply.)Health screenings check for specificdiseases, whereas examinations can bespecific o

-1/3 = j/4 - 10/3 what is j

Population densty is the number of people per unit of area. The population density of a certain regionis 60 people per square kilometer. If the region covers 23

What expressions are equivalent to (2^5)^-2

Is someone good at english, that could help me with my English credit recovery class?

Determine the identity of each element based upon the following data. Period 3 element with the following Ionization Energies (kJ/mole): IE(1)= 1000 IE(2)= 2251