Explain why the element sodium (Na) has the property of being highly reactive with water but sodium chloride (NaCl) does not share this same property

The unit of resistivity is the: ohm ohm-cm volt coulomb

The chemical equation below shows the reaction of methane (ch4) and oxygen gas (o2) to form carbon dioxide (co2) and water (h2o). ch4 + 2o2 → co2 + 2h2o in this equation, which of the following are products? a. methane and oxygen gas b. carbon dioxide and methane c. carbon dioxide and water

A6 cm object is 8 cm from a convex lens that has a focal length of 2.7 cm. the image is 4 cm from the lens. the height of the image is cm.