Which of the following would result in the magnesium ribbon 'dissappearing' in less than 45 seconds?
2 answers:
Answer:
your should probably be warming the acid
Explanation:
because when you are it is disappearing
Answer:
Warming the acid
Explanation:
This is because when the acid is heated, the particle of the acid gain more energy (kinetic to be more precise) causing more collisions to occur, colliding even more with the particles of the magnesium ribbon. This increases the rate of disappearance of the magnesium ribbon.
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I think it is D but i'm not sure
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(H+)(OH-) = Kw1 x10 ^-3 acidic since the PH less than 7
Its of-course the inner core <span />
Answer:
Explanation:
The atomic mass of nitrogen is 14.0067 g/mol. The atomic mass of oxygen is 15.9994 g/mol. This means the molecular mass of nitrogen dioxide is
Dividing this molecular mass of the compound we need to find, we get that
So, the final answer is
