Answer:
The energy change in a chemical reaction is due to the difference in the amounts of stored chemical energy between the products and the reactants. This stored chemical energy, or heat content, of the system is known as its enthalpy.
Explanation:
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Answer:
Explanation:
Calcium chloride reacts with NaOH to produce the Calcium hydroxide
CaCl2 + 2NaOH ----> 2NaCl + Ca(OH)2
The answer is B. bases measure below seven
think of it like this 7 is neutral going down from seven it rises in acidity and going up from seven increases in alkalinity
Explanation:
Pressure and depth have a directly proportional relationship. This is due to the greater column of water that pushes down on an object submersed.. so the deeper the liquid level the higher the pressure of the liquid.
first one, nerve cells are used to send messages from different parts of the body to the brain.