Answer:
43.96 L
Explanation:
We are given that





We know that


Substitute the values


Hence, the volume of balloon at -14.8 degree Celsius=43.96 L
Answer:
c. density decreases because the molecules move farther apart
Explanation:
As a liquid is heated, the molecules move faster and move farther apart. This causes the volume to increase, which causes the density to decrease.
Answer:
A
. It will allow vertically polarized light to pass through it.
Explanation:
Polarization is the attribute in which waves oscillate in a particular direction relative to the direction of travel. The direction of polarization determines the type of polarized light produced. Since the chemical molecules are vertically aligned, it will only allow vertically polarized light pass through it.
Answer: It is given that A body weighs 20gf in air and 18. 0gf in water. Hence, the answer X-3 = 7.