<span>They are similar because the matter changes in its state...But they are also different because Physical changes have matter that remains the same substance but it is just in a different state and in chemical changes the matter changes completely... Hope this Helps ^-^</span>
Answer:
Number of Protons and Electrons: 80
Number of Neutrons: 121
Explanation: Bill Nye
The answer to the question above is 50 FEET. This is also the same distance as the boat. This should be the distance that a PWC stay away from a stationary platform or shoreline or another boat when operating at greater than headway speed. PWC stands for personal water craft such as a <span>water scooter.</span>