Bohr believed that electrons travelled in orbits about the atomic nucleus. a. circular b. elliptical c. irregular d. oval-shaped

What substance has a mass of 9.5g and volume of 2.1cm^3

Five different substances are given to you to be dissolved in water. which substances are most likely to undergo dissolution in water? check all that apply. view available hint(s) check all that apply. sodium fluoride, naf octane, c8h18 propanol, ch3ch2ch2oh potassium iodide, ki benzene, c6h6

Ablock of aluminum is dropped into a graduated cylinder with an initial volume of water at 75ml and the volumes rises to 90ml. if the block has a mass of 40.5 g what is its density ?