The symbol is ba. The number of neutrons equal the number of protons
Solid wood is a term most commonly used to distinguish between ordinary lumber and engineered wood, but it also refers to structures that do not have hollow spaces. Engineered wood products are manufactured by binding together wood strands, fibers, or veneers with adhesives to form a composite material.
Woof. Hope it helps!!! :) ....Reason*
Answer:
Mole fraction is 0.2
Explanation:
You have to apply the colligative property about vapour pressure which formula is:
ΔP = P° .Xm
Where ΔP = P° - P
Pressure of vapour from pure solvent (P°) - Pressure of vapour from solution
40 Torr - 32 Torr = 40 Torr . Xm
8 Torr / 40 Torr= 0.2. > Xm
<span>D) Temperature is lower so the air inside the tires contracts
In cold, we all know temperature is lower, and we know, it reduces the movement of air, so it contracts
Hope this helps!</span>
boron, carbon, nitrogen, oxygen and flourine families in addition to the noble gases.
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