Which statement is true about an electric circuit?
A. Circuits are like circles or loops for electric charges to
flow through
B. Circuits are straight paths that don't connect.
C. Circuits are chemical reactions.

Asolution contains 180 g of glucose (c6h12o6) and 162 g of water. what is the mole fraction of glucose?

In 2002, the rare earth elements mine in mountain pass, california was closed because

Read the chemical equation. 2c2h2 + 5o2 → 4co2 + 2h2o which of the following statements would be correct if one mole of c2h2 was used in this reaction? one mole of oxygen was used in this reaction. five moles of oxygen were used in this reaction. four moles of carbon dioxide were produced from this reaction. two moles of carbon dioxide were produced from this reaction.