A hydrogen nucleus, which has a charge +e, is situated to the left of a carbon nucleus, which has a charge +6e. Which statement is true?
A) The electrical force experienced by the hydrogen nucleus is to the left, and the magnitude is equal to the force exerted on the carbon nucleus.
B) The electrical force experienced by the hydrogen nucleus is to the left, and the magnitude is greater than the force exerted on the carbon nucleus.
C) The electrical force experienced by the hydrogen nucleus is to the left, and the magnitude is less than the force exerted on the carbon nucleus.
D) The electrical force experienced by the hydrogen nucleus is to the right, and the magnitude is equal to the force exerted on the carbon nucleus.
Question 2
A negatively-charged rod is brought close to (but does not touch) two neutral spheres that are in contact with each other but insulated from the ground. If the two spheres are then separated, what kind of charge will be on the spheres?
A) The sphere near the charged rod becomes negative and the other one becomes positive.
B) Both spheres become negative.
C) The sphere near the charged rod becomes positive and the other one becomes negative.
D) The spheres do not get any charge.
E) Both spheres become positive.
Anatomically modern humans left archaeological clues, including evidence of burials, which indicate
Hematocrits, left to right: normal, anemia, polycythemia.
The asymmetry of facial expressions. Notice that the expressions are more obvious on the left side ...
Carbon dioxide (~390ppm)
Hydrogen bond
The right- and left-handed helical forms of DNA