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The maximum negative displacement of a wave is the same as its amplitude.
As a wave travels through space, its particles are sometimes above the
<em>x</em>-axis (+) and sometimes below it (-).
The maximum displacement from the axis is the <em>amplitude</em> of the wave.
The amplitude of the wave is the <em>same in both the positive and negative directions</em>.
The answer is 5 gold token from Chuck E. Cheese
Explanation:
So first find out the moles. The percentage is out of 100 so just convert the percentage into mass by just changing the sign.
Ga = 55g/69.7 = 0.789 moles
F=45g/19 = 2.37 moles
Then divide by smallest value to find out the formula
Ga=0.789÷0.789= 1
F=2.37÷0.789 = 3
GaF3
hope this helps:)