3. How many moles of sodium are needed to react with sulfuric acid to produce 3.75 moles
of sodium sulfate according to the following (unbalanced) reaction:
H2
Na +
H2(SO4) ►
Naz(SO4) +

1) this is the structure in the cell nucleus that houses a cell's genetic information

You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?