In order to find density of an object, maria is trying is trying to measure its volume however the object doesn't not fit the tool she is using to solve this problem maria decides filling to break apart the object. will maria be able to find density following this method

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.)

How do you know how many valence electrons an atom has?

Blank is the perceived frequency of a sound wave