Urgent: using hooke's law, find the force needed to stretch a spring 2 cm if it has an elastic constant of 3 n/cm

a 6 n
b 3 n
c 2/3 n
d 3/2 n

Which statement correctly describes the current in a circuit that is made up of any two resistors connected in parallel with a battery? a. the current in the battery and in each resistor is the same b. the current the battery equals to the sum of the currents in the resistors c.the current in the battery is less than the current in either resistor d. the current in the battery equals to the product of the currents in the resistors

How to tell if a molecule is polar or nonpolar with electronegativity

You can estimate the degree to which a bond between two atoms is ionic or covalent by calculating the