Boron have 5 protons and only 4 electrons, which means that it has a positive charge.
(The charge is +1)
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It's going to be the first one which is "A" for true
32.73 g phosphorus
42.27 g oxygen.
= 74 .99 substance
This is a characteristic of a Thermosetting polymer.
Answer:
The loudness of sound is determined, in turn, by the intensity, or amount of energy, in sound waves. The unit of intensity is the decibel (dB) Intensity of sound results from two factors: the amplitude of the sound waves and how far they have traveled from the source of the sound.
Explanation: