Answer:
NaCl is neither a salt nor a base.
Explanation:
It is a salt
The coin will normally land on our hand.
Answer:
T = 4517.48 N
Explanation:
It is given that,
Average power of the motor, 
Speed of the boat, 
Force or tension acting on the motor at this point is given by :



T = 1916.08 N
Average power generated by the engine, 
Force or tension acting on the motor at this point is given by :



T = 6433.56 N
So, the tension in the tow rope that is pulling the skier is, T = 6433.56 N - 1916.08 N = 4517.48 N
a) precise but not accurate.
this is because the thrower was capable to repeat the same result everytime but it was not the desire outcome.