Chemistry, 08.01.2020 15:31, calebvaughn924

An element has 8 protons and 8 neutrons in its nucleus and 8 electrons revolving around the nucleus. what is the atomic number and atomic mass of this element?
the atomic number is 16 and the atomic mass is 8.
the atomic number is 8 and the atomic mass is 8.
the atomic number is 8 and the atomic mass is 16.
the atomic number is 16 and the atomic mass is 4.
the atomic number is 4 and the atomic mass is 16.

Answers: 1

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 19:30, periwinkleaqua72

What is the mass of oxygen gas is consumed in a reaction that produces 4.60mol so2

Answers: 3

continue

Chemistry, 23.06.2019 01:00, akluke6059

Which statement characterizes synthetic polymers? a. they come from animals and plants. b. they are found in nature. c. they are made in a lab. d. they are components of starch.

Answers: 1

continue

Chemistry, 23.06.2019 01:30, sheldonwaid4278

Magnesium is the limiting reactant in this experiment. calculate the theoretical yield of mgo for each trial. trial 1: trial 2: data mass of empty crucible with lid trial 1: 26.688 trial 2: 26.681 mass of mg metal, crucible, and lid trial 1: 26.994 trial: 2 26.985 mass of mgo, crucible, and lid trial 1: 27.188 trial 2: 27.180

Answers: 1

continue

Chemistry, 23.06.2019 04:00, hailey200127

What is the volume of 2.5 moles of nitrogen gas (n2)at standard temperature and pressure (stp)?

Answers: 1

continue

Do you know the correct answer?

An element has 8 protons and 8 neutrons in its nucleus and 8 electrons revolving around the nucleus....