Which of the following representations is correct for an ...
Which of the following representations is correct for an atom X with 28 electrons and 30 neutrons?
3028X
2830X
5830X
5828X
Correct answer is D
XA=p+n=28+30=58Z=P=E=28
In the diagram above , the current I is ...
The blade of a hoe feel colder to touch in the morning than the wooden handle because the ...
If an object just begins to slide on a surface inclined at 30o to the horizontal,the coefficien...
Which of the following may be used to explain a mirage? i. layers of air near the road surface ha...