Answer: D, Thermal energy
Explanation: particles in a substance will move for one reason. That reason is heat. The hotter the substance the more the particles will move.
Answer:
If the hydrated salt is overheated, it causes the anhydrous salt to decompose, causing the product to be lost as gas. The reported percentage of water loss will be too high because the gap between the initial measurement and final (which will be lower due to loss of sample) measurement will widen.
Explanation:
1. N/A
2. The difference in color
3. It is making the solution less concentrated, usually by adding more liquid.
4. You need to find the concentration of the solution before it was diluted. Add more of the solvent to the solute as per needed.
5.
a 1 molar solution cannot be made by adding one mole of solute to 1 L of solvent. • Solutions of a desired molality are usually prepared by placing the appropriate amount of solute
Answer:
Entropy,mass and volume.... I think
