That0neH1s0kaS1mp That0neH1s0kaS1mp

02-09-2021
Biology

contestada

If an atom has 123 protons, and a mass of 256, what is the atomic number of this element?
A. 123
B. 256
C. 133
D. None of these

Respuesta :

noobnoob013360 noobnoob013360

02-09-2021

123. The atomic number is always equal to the number of protons. It’s also always equal to the number of electrons

Answer Link

Otras preguntas

markup and markdowns

Why do Hindus worship many different gods while believing that there is one supreme being?

Factor the following expression. 10x^5 + 5x^3 - 14x^2 - 7 A. (5x^3 + 7) (2x^2 -1) B. (5x^4 + 7) (2x -1) C. (5x^4 - 7) (2x + 1) D. (5x^3 - 7) (2x^2 + 1) So, I to

A cube has a length, width and height of 6 feet. What is the volume in cubic INCHES?

How is evolution affected by environmental change?

What is 0.65,0.59,5/3 from least to greatest

if you're are trying to get to sleep, you should not

Maria is applying for a summer job. Six employees who do various jobs at the company earn $8.00, $8.50, $9.00, $9.50, $10.00, and $23.50 per hour. In the inte

If mADC and mBDC have a sum of 180, name the straight angle.

What is the common difference between the elements of the arithmetic sequence below? –18, –22.5, –27, –31.5, –36