Atomic mass = number of protons + number of neutrons
= 10 + 8 = 18
In short, Your Answer would be Option C
Hope this helps!
Answer:
Boiling is 212* Freezing is 32*
Explanation:
It simple facts
Ring of fire happens mostly as a result of plate tectonics.
Now if water is ever channeled out of the pacific ocean, we would have a number of deep ocean trenches. These trenches are side by side with volcanic arcs that are forward on the path of the ring of fire.
These volcanic arc is ring of fire and it surrounds the tectonic plate. The volcanic arc is what produces islands and mountain ranges.
In conclusion, ring of fire are due to plate tectonics, Arcs along the ring of fire after water is drained from the pacific forms mountain ranges.
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Answer:
Ethanol
Explanation:
Solvent is the that part of solution which is present in large proportion and have ability to dissolve the solute. In simplest form it is something in which other substance get dissolve. The most widely used solvent is water, other examples are toluene, acetone, ethanol, chloroform etc.
The solvent dissolve the solute. The dissolution of solute in to solvent always follow the " like dissolve like " rule of chemistry.
If solvent is made up of polar substance then it dissolve the polar solute. If it is non polar then it can dissolve the non polar substances.
Iodine have covalent iodine-iodine bond which is non polar so iodine would dissolve in ethanol.
Answer:
A. Superposition
Explanation:
A law of geochronology, stating that in any undisturbed sequence of rocks deposited in layers, the youngest layer is on top and the oldest on bottom, each layer being younger than the one beneath it and older than the one above it.
