a student has a green dye mixture on which she performs a TLC experiment with a silica gel plate and acetone as the solvent. she obtains a yellow spot with a Rf of 0.75 and a teal spot with an Rf of 0.45 explain her significance of her data.​

According to the tide table below what time of day will the highest tide occur?

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al

Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.