Hardest substance known is___________??? 1. Diamond 2. graphite 3. alloy of tin and iron 4. enamel of tooth
ans is________
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- energy of h-atom in the ground state is -13.6 ev ,hence energy in the second excited state is
1)-3.4ev
2)6.4ev
what is the ans explain it
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- NEET Exam Questions Physics Chemistry Biology
- Thermoregulatory gland of body
- what is the General carriage rate of MRSA in the general population? ?
1)1persent
2)10 percent
3)25 percent
4)80 percent
5)100 percent
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मॉक परीक्षण अभ्यास के लिए
neet
1 in general and 4 in our body