Answer:
8.125 atm
Explanation:
Hello,
Boyle's law states that at constant temperature:

In this case:

Solving for
:

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Number of moles = 0.0688 moles of NaoH
volume = 0.250 L
Molarity = moles of solute / volume ( L )
M = 0.0688 / 0.250
M = 0.28 M
Answer B
Surface runoff, its quite obvious in the picture
Answer:
None
Explanation:
Cl₂ is above Br₂ in the activity series.
Bromine will not displace chlorine from its salts.
The reaction will not occur.