The correct answer is <span>Ka = [H3O^+][HSO3^-]/[H2SO3] </span>
        
             
        
        
        
Answer:
C. The upper part of the water column represents areas of high sunlight penetration.
Explanation:
I just took the test and checked my answers. 
 
        
             
        
        
        
Answer:
Dampak negatif manusia terhadap lingkungan adalah:
Kelebihan penduduk, polusi, pembakaran bahan bakar fosil, dan penggundulan hutan. Perubahan seperti ini telah memicu perubahan iklim, erosi tanah, kualitas udara yang buruk, dan air yang tidak dapat diminum.
Dampak positif manusia terhadap lingkungan adalah:
Melindungi spesies yang terancam punah dan membersihkan danau dan laut memiliki efek positif terhadap lingkungan. Di rumah, Anda dapat membantu planet ini dengan mendaur ulang limbah dan menanam tanaman atau sayuran.
 
        
             
        
        
        
The statement that is correct about plasma membranes is that both plant cells and animal cells have flexible plasma membranes (option C).
<h3>What is the plasma membrane?</h3>
Plasma membrane is the semipermeable membrane that surrounds the cytoplasm of a cell. The semi-permeability of the plasma membrane means it allows some molecules through but blocks other substances.
The plasma membrane is the cellular structure that protects and encompasses the cell's content.
All living organisms possess the plasma membrane, which is also called cell membrane. 
Therefore, the statement that is correct about plasma membranes is that both plant cells and animal cells have flexible plasma membranes.
Learn more about plasma membrane at: brainly.com/question/14015347
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B. 6CO2 + 6H2O ------> C6H12O6 + 6O2
I hope I helped!