An object has a density of 20 g slash centimeters cubed replacing a cylinder is the place is 5 mL of water what is the mass of the object

Does the number of ions in solution increase, decrease, or remain constant? it continuously decreases. it continuously increases. it decreases at first, then increases. it increases at first, then decreases.

Is the idea of spontaneous generation supported by redi's experiment? justify your answer in 2-3 sentences?

The comparison of the number of atoms in a copper coin the size of a penny with the number of people on earth is made to illustrate which of the following? a. that atoms are indivisible b. that atoms are very small c. that atoms are very large d. that in a copper penny, there is one atom for every person on earth