Answer:

Explanation:
Hello,
In this case, the by mass percent is computed as shown below:

Whereas the solute is the sugar and the solvent the water, therefore, the concentration results:

Best regards.
The answer will be (4) HI because the greater the difference of the bonds in electronegativity, the more polar a bond is.
Answer: maybe mixing with an acid? They are all very similar
Explanation:
Maybe because the different acids have different atoms and molecules
The highest sequence for this shell is the number 2, preceding both the s and p in the diagram. This means that the outermost shell is the second level shell. In this shell, there are 7 electrons, 2 in the 2s orbital and 5 in the 2p orbital.
As a side note (not sure if this is a typo), the electron structure for fluorine begins with a 1s2, not a 1s1.