Answer: To determine the charge on an object, determine the number of excess protons or excess electrons. Multiply the excess by the charge of an electron or the charge of a proton - 1.6 x 10-19 C.
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The answer is the letter A! I hope this helps
        
             
        
        
        
A because 9 divided by 15 equals 0.6. Then I multiply 0.6 times 6 which equals 3.6. I didn’t 9 divided by 15 because they are congruent.
        
             
        
        
        
Answer:
17.7
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Answer: The answer is B 
Step-by-step explanation: I got the answer right