Chemical changes cause a substance to change into an entirely substance with a new chemical formula. Chemical changes are also known as chemical reactions. The “ingredients” of a reaction are called reactants, and the end results are called products.
 
        
             
        
        
        
Hello,
I believe that your answer would be <span>B. water freezes
</span>Hope this helps
        
                    
             
        
        
        
Answer:
For deposition to happen, thermal energy must be removed from the gas. ... As water vapor loses thermal energy, it changes into solid frost. States of Water. Water is the only substance that exists naturally as a solid, a liquid, and a gas within Earth's temperature range.
Explanation:
 
        
             
        
        
        
Answer:
Cl
Explanation:
cl has mass number 35 and its atomic number is 17 so number of proton =atomic number 17 and number of neutron is =mass number -number of proton =35-17 =18
 
        
             
        
        
        
 Answer:
The final balanced equation is : 2C2H2+5O2→4CO2+2H2O.