What is one way that you could increase the rate of a chemical reaction occurring between two solutions (dissolved in liquid)? You must explain your answer in terms of particle behavior and collisions for the point.

The crust of earth may a- continets and ocean floors. b-continents only. c-layers of sedimentary rocks and continents. d-all of the above

Chromosome 17 is made of over million base pairs.

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