Answer:
126000J
Explanation:
From the question given, we obtained the following information:
M = 1500g
C = 4.2J/g°C
ΔT = 20°C
Q =? 
Q= MCΔT
Q = 1500 x 4.2 x 20 =
Q = 126000J
 
        
             
        
        
        
Answer:
It bonds with the added H+ or OH in solution.
Explanation:
 
        
             
        
        
        
Answer:
Our bodies are designed to regulate our temperature. When it's cold outside, your body makes sure to keep the blood flowing to your core and vital organs to keep them warm. This can change the amount of blood flow to your hands and feet, making them feel cold
 
        
             
        
        
        
You can reduce wind erosion by providing a protective plant cover for the soil.
        
             
        
        
        
Answer:
42.38875878%
Explanation:
i divided 4.27 g from 1.81g using a percentage calculator but im not sure if its correct