The substance(s) or molecules at the beginning of a chemical reaction is called a chemical equation

product

reactant

If 10.g of agno3 is available, what volume of 0.25 m agno3 can be prepared

In a reaction (at equilibrium) that makes more moles of gas than it consumes, what is the effect of increasing the pressure?

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?