2KCl(s) + 3029) ► 2KCIO3(s) ΔΗ, = -435.9 kJ/mol
f, KCI
ΔΗ
=-391.4 kJ/mol
,
Which of these are true for the reaction above? Check all that apply.
AHxn is 89.0kJ.
OAHrxn is -827.3kJ.
The reaction is endothermic, +AH.
O The reaction is exothermic, -AH.
Heat is a reactant.

Put these processes of the water cycle in the correct order, starting at the point where the water is in the lake: 1. water evaporates into the atmosphere 2. rain, snow, or other precipitation falls 3. water collects into larger bodies of water 4. water vapor condenses into liquid water

The diagram below shows a cell placed in a solution.a cell is shown placed inside a beaker. it is labeled cell. the solution inside the beaker is labeled 40% salt solution and the solution inside the cell is labeled 20% salt solution.only water is allowed to move in and out of the cell. what will most likely happen to the cell? it will expand as water moves out of it. it will shrink as water moves out of it.it will expand as water moves into it. it will shrink as water moves into it.

Which change to the system wood cause the freely-moving piston to lower?