Answer:
The answer to your question is: false
Explanation:
Zinc is a metal, Chlorine is a nonmetal, Zinc can replace another metal not a non metal.
 
        
                    
             
        
        
        
Answer:
1. light is made up of energy
 2. light travels in a straight line 
3. the speed of light is exactly 299 792 km per second 
4. this is the speed when light is traveling in a vacuum and not obstructed by the atmosphere 5. traveling at the speed of light you could go around the earth seven and a half times in a second 
6. light can move super fast super slow and not at all 
7. we can use light to weigh Stars 
8. we can use light as tweezers 
9. bubbles can turn sound into light 
10. lasers can make things cold
 
        
             
        
        
        
Answer:
Those individuals with advantageous traits are more likely to survive and reproduce. The survivors pass down these advantageous traits to their offspring.
Explanation:
 
        
             
        
        
        
Answer:
6 oxygens on the product side
Explanation:
1) balance the equation:
C2H4 + 3O2 → 2CO2 + 2H2O
2) calculate the number of oxygens on the product side 
2CO2=4
2H2O=2
 
        
             
        
        
        
Answer:
D
Explanation:
The answer is D. I'm not sure that it is a solid. I don't think it is a ppte, which is the only way it can be a true solid. It is ionic if the reaction is taking place in water and there is someway to start the reaction. Be that as it may, the internal balace numbers of the chemical produced is the only possible answer. The balanced eq;uatioon is
2Al + 3Br2 ==> 2AlBr3