). A large bottle contains a number of tablets each having a mass o 250mg. The mass of all the tablets is 0.5kg. Calculate the number o
tablets in the bottle.​

Point charges q1 = 51 µc and q2 = −27 µc are placed 1.0 m apart, with q2 on the right. what is the force (in n) on a third charge q3 = 19 µc placed midway between q1 and q2? (assume the positive direction is to the right. indicate the direction with the sign of your answer.)