What is the total number of mole of atoms in 1 mol of Cu(NO3)2 ?* A. 54x102 mol
B. 9mol
C. 1.5210-23
D. 1.02x 1025 mol

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

Is a pencil falling to the floor anon contact force, a force, or a contact force

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