Amixture of sugar and water can be separated by . chose all that apply .
a- using a magnet
b- boiling the mixture
c- evaporating the mixture
d- using a filter

b..

is the correct one

explanation:

covalent bonds form as valence electrons are shared between two atoms. lewis structures and structural formulas are common ways of showing the covalent bonding in organic molecules. formal charge describes the changes in the number of valence electrons as an atom becomes bonded into a molecule.

a electronegativity decreases beacuse the size of nucleus is bigger.