A. is a neutral substance.
Only neutral substances (like pure water) can have a pH of 7.
La capital de Puerto Rico es la ciudad "San Juan".
With the switch open, there's no current in the circuit, and therefore
no voltage drop across any of the dissipative elements (the resistor
or the battery's internal impedance). So the entire battery voltage
appears across the switch, and the voltmeter reads 12.0V .
Answer: The Sun rotates on its axis once in about 27 days. ... The Sun's rotation axis is tilted by about 7.25 degrees from the axis of the Earth's orbit so we see more of the Sun's north pole in September of each year and more of its south pole in March.
Explanation: I hope this helps :)
