mass number of berryllium, boron, carbon, nitrogen, oxygen, fluorine, neon, sodium, aluminum, magnesium, silicon, potassium, sulphur, argon, chlorine, phosphorus,
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Hey mate your answers are here.
mass no is sum of protons and neutron
1st 4+5=9
2nd 5+6=11
3rd 6+6=12
4th 7+7=14
5th 8+8=16
6th 9+10=19
7th 10+10=20
8th 11+12=23
9th 13+14=27
10th 12+12=24
11th 14+14=28
13th 16+16=32
14th 18+22=40
15th 17 +18=35.5
16th 15+16=31
Hope it helps you
Mark as brainliest answers plzz
mass no is sum of protons and neutron
1st 4+5=9
2nd 5+6=11
3rd 6+6=12
4th 7+7=14
5th 8+8=16
6th 9+10=19
7th 10+10=20
8th 11+12=23
9th 13+14=27
10th 12+12=24
11th 14+14=28
13th 16+16=32
14th 18+22=40
15th 17 +18=35.5
16th 15+16=31
Hope it helps you
Mark as brainliest answers plzz
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