How many molecules are in 2.50 moles of co2

If the same amount of cacl2 is added to equal volumes of water and maple syrup, which will have the higher temperature?

You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount

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