A student measure the mass the volume of a piece of aluminum. The aluminums mass is found to be 25.6 grams and the volume is found to be
9.1 cubic centimeters. What is the density of the aluminum? *
0.36 g/cm3
2.81 g/cm3
232.96 g/cm3
O 7.16 g/cm3

Which of the following happens during cell division? (a) energy is created (b) waste is eliminated (c) carbon dioxide is released (d) damaged cells are replaced

Count the number of each type of atom in the equation below, and then balance the equation. write in the numbers of atoms and coefficients. add a 1 if there should be no coefficient. cs2(l) + o2(g) → co2(g) + so2(g) c [ ] s [ ] o > c [ ] s [ ] o [ ] cs2(l) + [ ] o2(g) > [ ] co2(g) + [ ] so2(g)

How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate