We´re asked to determine the mass number of an atom and the atomic number of another atom from their respective subatomic particles.
Recall that the symbol for an element or ion is as follows:
If an atom contains 3 protons, 4 neutrons, and 3 electrons, its mass number is ___
If an atom contains 11 protons and 12 neutrons, its atomic number is ___
Frequently Asked Questions
What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the Subatomic Particles concept. You can view video lessons to learn Subatomic Particles. Or if you need more Subatomic Particles practice, you can also practice Subatomic Particles practice problems.
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Based on our data, we think this problem is relevant for Professor Finnegan's class at WSU.