yurrrrrrrrrrrr yurrrrrrrrrrrr

18-11-2019
Chemistry

contestada

How many protons do the following have?
Calcium
Gold
Copper
Iron

Respuesta :

cottonbyte cottonbyte

18-11-2019

Answer:

Calcium = 20 protons

Gold = 79 protons

Copper = 29 protons

Iron = 26 protons

Explanation:

Atomic Number = #protons and neutrons

Calcium (Ca)

Atomic Number: 20

Protons: 20

Gold (Au)

Atomic Number: 79

Protons: 79

Copper (Cu)

Atomic Number: 29

Protons: 29

Iron (Fe)

Atomic Number: 26

Protons: 26

Answer Link

Otras preguntas

what does 'hit or miss' mean?

how could the disappearance of wolves from their ecosystem affect the populations of other species

Points A(-2, 4), B(1, 3), C(4, -1) and D form a parallelogram. What are the coordinates of D?

What Is Catholic Theology?

True or False: The origin would be included in the solution set for the inequality: y < 2x - 5

a story's climax is the part of which ?

what conversions need to be performed to find the number of drops in 20ml

Hello, myself Joyee. I am very much weak at Math and never get good at it. Though i have so many problems to ask. PLZ help me. Firstly, I need to know about t

Solve each questions by taking square roots 1.k²=76 2.k²=16 3.x²=21 4.a²=40 5.x²+8=28 6.2n²=-144 7.-6m²=-414 8.7x²=-21 9.m²+7=88 10.-5x²=-500 11.-7n²=-448 12.-

What are some technologies that have led to the advancement of geographic techniques?