What is the mass of an atom with six protons, seven neutrons, and eight electrons?

Asher cycles 12 miles in 16 hours. what is his speed?

1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? yourunits 3. a clothes dryer uses about 2 amps of current from a 240 volt line. how much power does it use? yourunits 4.

Select the correct answer. what does the process of natural selection involve?