The following reaction has an activation energy of 262 kj/mol.
c4h8(g) > 2c2h4(g)
at 600.0 k the rate constant is 6.1*10^-8s^-1. what is the value of the rate constant at 750.0 k?

Calculate the estimated density of each ball. use the formula d = m/v where d is the density, m is the mass, and v is the volume. record your calculations in table a of your student guide. given that the density of water is 1.0 g/cm3, make a prediction about whether each ball will float in water. record your prediction in table a. what is the estimated density of the table tennis ball? record your answer to the nearest hundredth