A mole of cars stacked end to end would stretch back and forth across the United States how many times? Measured length of 1 car = 350.2 cm Given distance across U. S. = 2802 miles. What is the answer and the unit?

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