I believe the payments/bribes are called kickbacks.
Answer:
"Lipids are an essential component of the cell membrane. The structure is typically made of a glycerol backbone, 2 fatty acid tails (hydrophobic), and a phosphate group (hydrophilic)."
The correct options are, frying an egg and burning candle.
Explanation :
Physical change : It is a change in which no new compounds are formed only changes occurs in size or state of substance. In this, there is no changes in the substance or compound.
Chemical change : It is a change in which a new compounds are formed by the chemical reaction. Changes occurs in their chemical composition and properties.
Frying an egg : It is a chemical change because a new substance is form by heating.
Burning a candle : It is chemical change because new substances are formed (carbon dioxide, water and heat) by burning.
Boiling alcohol : It is physical change because only changes in the state.
Melting and ice : It is a physical change because only changes in the state.
Making coffee : It is a physical change because no new substance is formed.
Therefore, frying an egg and burning candle are the example of chemical change.
Answer:
C. You can see the parts in a heterogeneous mixture but can't see them in a homogeneous mixture.
Explanation:
a heterogeneous mixture is in other words, the one that does not mix or is not uniformly combined, hence leading to the creation of layers of the substances used.
a homogeneous mixture is the one that completely dissolves, or mixes, or is uniformly combined.
