*Question*
The electrochemical equivalent of a metal is 0.126 x 10⁻⁶ kg/C. The mass of the metal that a current of 5A will deposit from a suitable bath in 1 hour is

Asample of a gaseous substance changes into a liquid

Aria drove to the store, did some shopping, and then came home. during maria's trip, when was her displacement equal to zero?

Aperson gives a shopping cart an initial push along a horizontal floor to get it moving, and then lets go. the cart travels forward along the floor, gradually slowing as it moves. consider the horizontal force(s) on the cart while it is moving forward and slowing. which of the following statements is correct? (a) both a forward and a backward force are acting on the cart, but the forward force is larger. (b) only a forward force is acting which diminishes with time. (c) both a forward and a backward force are acting on the cart, but the backward force is larger. (d) only a backward force is acting, no forward force.