NatalyaDonelson NatalyaDonelson

01-06-2015
Chemistry

contestada

7 An atom that has 13 protons and 15 neutrons is an isotope of the element
(1) nickel (3) aluminum
(2) silicon (4) phosphorus

Respuesta :

Claudeth Claudeth

01-06-2015

an atoms identity is always defined by the number of protons and it is seen in the periodic table so if an atom has 13 protons it will be aluminum

Answer Link

Otras preguntas

The Umayyad caliphs expanded the empire by

plz help! when do the orange and yellow chemicals work in the leaves? A. when summer comes B. When the leaves become crunchy C. When the leaves stop getting w

A box has 2 cm length, 3 cm width and 2 cm height. What is its volume? *

Step 2: Calculating distance using varied speedsSuppose the cheetah sprinted at maximum speed for 8 minutes and then slowed to 40 mph for the next 8 minutes. a.

Why is Southern California so prone to mass wasting events? What are some other regions around the world that are similarly plagued with mass wasting events?

PLEASE HELP!!! ITS URGENT!!! I feel bad that I keep asking questions but I really need help.

when in the movie life is beautiful show faith

David drove 135 miles in 3 hours what is the unit rate Gunter from Adventure what is the unit rate

When can a personal line of credit loan be a better option than using a credit card ? A. It avoids the application process. B. It Can earn rewards and travel

What is 5/12 × 6/35 please evaluate!