A solid camping fuel has a stated energy content of 50.0 kJ/g. Determine its efficiency if a 2.50 g piece

g

of the fuel was required to increase the temperature

of 500.0 g of soup (c = 3.77 J/g.°C) in a 50.0 g

aluminum pot by 45.0°C.

Sulfuric acid (a component of acid rain) reacts with limestone (calcium carbonate) to produce calcium sulfate and carbon dioxide. this damages buildings and statues made of limestone. which solution of sulfuric acid will damage these structures more quickly? a. 0.001% b. 0.005% c. 0.010% d. 0.015%

Which of the following electromagnetic waves can create ions?

Once similarity and one difference between a mixture of elements and a mixture of compounds