The image shows copper wire coiled around an iron nail and connected to a battery to create an electromagnet. which will increase the strength of this electromagnet? a. adding another battery to the circuit b. using a larger switch c. using a larger nail d. using a battery with lower voltage

There are main groups in the modern periodic table of elements

Mitosis is a type of cell division that produces cells that are identical to the parent cell. meiosis is a different type of cell division that produces cells that carry have a genetic material of the parent cell. based on the information provided how do the purpose of mitosis and meiosis differ

Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?