Answer : The correct option is, (C)
Explanation :
The formula used for the volume expansion coefficient is:
where,
= final volume of mercury = ?
= initial volume of mercury =
= volume expansion coefficient =
= change in temperature =
Now put all the given values in the above formula, we get:
Therefore, the final volume of mercury is
Answer:
It forms a solution.
Explanation:
A pure substance is when only one type of atom or molecule is present. In this case the substance contains two different molecules; sugar and water, assuming sugar is all one type (e.g. glucose) and there are no contaminants in the water or sugar before combining the two.
Dissolving the sugar in the water makes a homogeneous mixture and once dissolved a solution is made by the combination of a solute (sugar) and solvent (water).
Hope this helps!!!!
Answer:
aw baby nah that ain't gonna work
points xx
Explanation:
False
The soil is formed from the erosion of surface rocks, not rocks below the soil.
I hope this helps!