What is the momentum of a cat of mass 4 kg that is running south with a speed of 1.5 m/s? A. 2.7 kg•m/s south
B. 6.0 kg•m/s south
C. 8.3 kg•m/s south
D. 7.1 kg•m/s south

In a chemical reaction at equilibrium, the rate of the forward reaction the rate of the reverse reaction. if the rate of the forward reaction more products are formed.

A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.

What does a complete balanced chemical equation include? a. exothermic coefficients b. endothermic coefficients c. valence electrons d. molar coefficients