Calcium reacts with water as shown. Ca(s) + 2H20(l) - Ca(OH)2(aq) + H2(g)
What is the total mass of the solution that remaining when 40 g of calcium reacts with 100 g of water?
(A) 58 g
(B) 74 g
(C) 138 g
(D) 140 g

What are the 4 phases of matter in order of increasing engery content?

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?

|using the periodic tablewarm-upuse the periodic table in the tools bar to answer the following questions.what elemental classification does oxygen belongto? done