cfdewar1416 cfdewar1416

12-06-2019
Chemistry

contestada

If an atom contains 11 protons and 12 neutrons, what is its mass number?

Respuesta :

davidakamara13 davidakamara13

12-06-2019

Answer: The mass number will be 23

Explanation: The mass number refers back to the number of protons and neutrons.

Answer Link

Otras preguntas

Two comma sentence. (What kind of music do you like, I prefer rap, reggae and classical?)

Which is true about supporting details? a. Questionable details provide the strongest support for an author’s main idea. b. Irrelevant details are unrelated t

Factor completely 5ab + 3ay + 5b + 3y. (5b + 3y)(a + 1) (5b − 3y)(a + 1) (5b + 3y)(a − 1) Prime

Lim [(1/x-1)-(2/x^2-1)], x->1 Right answer is 1/2

What is the coefficient of the variable in the expression 2 − 5x − 4 + 8? A: −5 B:−4 C:2 D:8

In which stage of the plot do readers meet the characters and become acquainted with the conflict? a. Rising action b. Resolution c. Climax d. Exposition

I'm stuck, could someone help me? A frog is sitting on a stump 15 feet above the ground. It hops off the stump and lands on the ground 6 feet way. During its l

Find the slope of the line 3x – 2y = 6

Nina has exactly enough money to purchase 6 widgets. If the cost of each widget were reduced by $1.25, then Nina would have exactly enough money to purchase 8 w

For what political and economic reasons did the Italians turn to Mussolini?