Tunguska experienced a huge explosion in 1908 that flattened trees. It is believed that a comet or an asteroid fell on the earth’s surface causing the explosion. Ice core samples and deposits of ammonia to the tune of 5µg/m2 are important signs that scientists use to prove that the explosion really occurred. Several hypotheses have been proposed to explain how these molecules were formed. They include;
The researchers concluded that one of the above hypotheses better explains the presence of ammonia in the air after the explosion.
The scientists investigating the explosion estimated the mass of the object that caused the Tunguska Event at 5 x 107 kilograms (kg).
If the object was a comet in which 1% of total mass was ammonia, how much ammonia did the comet contain?
The total mass of the comet is given as;
5 x 107 kg = 535 kg
We then get 1 % of the mass:
1/100 x 535 = 535/100 = 5.35 kg
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