Mass number is denoted by A
Mass number is the sum of number of proton and number of neutron in the atom.
Both proton and neutron are present in the nucleolus pf the atom and are called nucleons
So the mass number of an atom is equal to the number of nucleons
Number of nucleons = number of proton+number of neutron

8 0

2 years ago

Which wave has a higher frequency and why?

lukranit [14]

Explanation:

the figure in the left side has higher frequency.

because it has more nos. of wave in 1sec.

3 0

2 years ago

Give an example of where you see the law of conservation of energy in your life

nasty-shy [4]

Answer:

The law of conservation of energy can be seen in these everyday examples of energy transference: Water can produce electricity. Water falls from the sky, converting potential energy to kinetic energy. ... The cue ball loses energy because the energy it had has been transferred to the 8 ball, so the cue ball slows down

Explanation:

4 0

2 years ago