bethanygraceandrews bethanygraceandrews

20-09-2021
Chemistry

contestada

If an atom or ion has an atomic number of 3, 2 electrons, and the electronic configuration is 2, what is the mass number?

Respuesta :

17StewartI 17StewartI

20-09-2021

It’s mass number would be 5 as it’s the protons and the neutrons added together

Answer Link

Otras preguntas

Find the perimeter of this rectangle width 3 3/4 length 7 5/6

During Protein Synthesis, mRNA is transcribed in the A nucleus, cytoplasm B. nucleus, plasma membrane C. cytoplasm, plasma membrane D. cytoplasm, cytoplasm , an

It takes 352 grams of rice, 526 grams of flour and 208 grams of sugar to create rice pudding. If the pudding is enough for 6 servings, how many grams of pudding

Which is not an example for expository writing

Will a stand that can hold up to 40 pounds support a21-kilograms television? Explain. Use 2.2 lb=1kg.

What is the best way to summarize the theme being discussed? The character of Penelope is very loyal. Odysseus deserves Penelope’s loyalty. Relationships are of

Supporters of a free enterprise system A. regard taxes as a threat to government power. B. support high taxes on wealth. C. support high taxes on income.

What is a formula for the nth term of the given sequence? -3 , 4 , 11

Use propositional logic to prove the following argument is valid. If Alice gets the office position and works hard, then she will get a bonus. If she gets a bon

Two metal disks are welded together and are mounted on a frictionless axis through their common centers. One disk has a radius R1 = 2.60 cm and mass M1 = 0.810