Define atomic number and mass number – describe how they differ

1 answer:

3 0

Answer:The major difference between atomic number and mass number is that the atomic number states the number of protons present in an atom whereas, the mass number indicates the total of the number of protons and the number neutrons present in an atom.i) Atomic number is the total number of protons present in the nucleus of an atom. It is also equal to the number of electrons for a neutral atom. Example, atomic number of sodium is 11. ii) Mass number is the number of protons and neutrons in the nucleus taken together. For example, mass number of sodium is 23 g/mol.

hope this helps have a great night❤️❤️❤️❤️

Explanation:

You might be interested in

The mating of an Aa male and an aa female produced an offspring with the genotype AAa. Therefore, the offspring has 3 copies of

blondinia [14]

Answer:

<em>Ana-phase 1 of Meiosis 1 in Male Parent...</em>

Explanation:

It is clear that meiosis is only happening in male due to AAa nondisjuction of dominant AA from male parent. The disjunction is occuring during spermato-genesis during Ana-phase 1 of Meiosis 1 cause it is only possible explanation of tri-somy at Chromosome 1...

5 0

3 years ago

Think about the concept of evolution.

castortr0y [4]

its for the first onehypothesis

7 0

3 years ago

How can organism's be so unique if the nucleotides making up DNA are all the same between organism's?

Masja [62]

Every organism is unique, even though the nucleotides making up DNA are all the same, because the structure is different in every organism. In other words, it's just the order in which nucleotides are placed that differs each organism from one another.

4 0

3 years ago

Earth’s temperatures are stable because we are surrounded by ________ which allows the right amount of sunlight in to warm the E

bezimeni [28]

Answer:

Atmosphere

Explanation:

8 0

3 years ago

Bag of skin surrounding the testes is called

AleksAgata [21]

Answer: