3H + 3Br = HBr9 Organic chemistry mechanism
Metals because, they have less than 3 electrons in the outermost shell and they usually lose electrons.
...... it's molecule.....
The answer is; C
These lines that join areas of equal pressure during an air system are called isobars. The black lines in the diagram below are the isobars. They are good indicators of the strength of these systems. The innermost closed lines indicate the positions of relative maxima (high-pressure areas) and minima (low-pressure areas) in the pressure field.
The Answer is D cause of the people going back and forth.