A saturated solution of Sodium nitrate in 400 g of water at 100 °C is made. The temperature is then changed to 10°C. What is the difference?

The most important difference between a wedge and an inclined plane is a. their size b. their shape c. how they are used d. what they are made of

Which configuration would produce an electric current? a) rotate a coil of copper wire between two magnets. b) connect a wire between a copper and zinc strip sitting in a beaker of water. c) connect a wire to the (+) positive end of a battery and the other end to a light bulb. d) connect a wire to the negative end of a battery and the other end to a light bulb.

The mini-refrigerator fire was most likely caused by what type of wiring?