Answer:
The right answer is C. The molecules of solid CO2 are much closer together than the molecules of CO2 gas.
Answer:
No change to the cation Add -ide to the anion
Question 1 and .2
Explanation:
AlPO4----> Al+3 + PO4-3
Ksp= [Al+3] x [PO4-3]= 9.84 x 10^-21
Ksp= (x) (x)= x^2
X^2= 9.84x10-21
x= 9.92 x 10^-11
The molar solubility is 9.92 x 10^-11
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The name of the supercontinent was PANGEA. There are two ancient supercontinent that were seperated by thethys sea and now formed or emmerge and now called Pangeae supercontinent. Laurasia and Gondwana was the two supercontinent that formed part of the Pangaea supercontinent. So the answer in this question is B. Pangea.
