When salt is placed on ice the ice melts explain why?
2 answers:
The salt helps lowering freezing point and/or melting point of water.
Answer: The addition of salt in ice particles causes a decrease on its freezing point.
Explanation: salt definitely lowers the freezing point of ice particles.
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Answer: B) The fireworks give off heat
C Linnaeus was the first person known to have used the terms genus and species when classifying organisms.
we have,
wavelenght=c/f
where c= 3×10^8 m/s
f=6.3×10^12 s^-1
so wavelength=(3×10^8)/(6.3×10^12)
=0.476×10^-4 m
We are given the chemical reaction and the amount of reactant used for the process. We use these data together to obtain what is asked. We do as as follows:
