Answer:
Explanation:
E=hf 2.3x10^-15 J=(6.63x10^-34 J/Hz)f
Answer:
You need to heat the mixture to 78.37°C
Explanation:
In distillation, you can separate 2 or more compounds based on their difference in boiling points.
In a mixture of ethanol and water, in theory, you need to heat the mixture to 78.37°C. In this temperature, the ethanol must be evaporated and then condensed in the receiving flask.
Answer:
A.
Explanation:
The salt dissolves in the water so it is the solute and the water is the solvent.
Catalysts are always known to speed up the rate of any reaction.
Answer: Catalysts tend/s to speed up the absorption of alcohol.<span>
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