If a 20 g cannonball is shot from a 5 kg cannon with a velocity of 100 m/s, then the speed of recoil of the cannon is -0.4 m/s.
true or false?

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell

Carbon tetrachloride (ccl4) is ionic or convalent

First to answer will be the brainliest i need the answer asap