I need help before midnight!! (a) calculate the normal force of the incline pushing on block B.

(b) calculate the tension in the string connecting the two masses

(c) determine the mass for block A.

an ion is a charged atom or molecule. it is charged because the number of electrons do not equal the number of protons in the atom or molecule. an atom can acquire a positive charge or a negative charge depending on whether the number of electrons in an atom is greater or less then the number of protons in the atom.

15.3 cos 65 degrees trig

answer(20) psi;