Given the following numbers use the contained units to tell if the number is describing distance, displacement, speed, or velocity. A. 150 km
B. 65 m/s east
C. 12 km/h
D. 78 cm
E. 34 cm/min to the left

What is the density of the black hole

Calculate the h3o+ concentration in a solution of acetic acid if the concentration of molecular acetic acid present at equilibrium is 9.97x10^-3 m and k for the dissociation is 1.86x10^-5. ch3cooh(aq)+h2o(> h3o^+(aq)+ch3coo^-(aq)

How many neutrons does a atom of cobalt have?