Will bromine water and magnesium react

How many moles would needed to be dissolved in 1 dm3 to get a 3M solution? How many would be needed if only 0.1 dm3 were used?

According to the law of conservation of energy, the energy released by the system must be transferred to and absorbed by the surroundings

At 101.3 kPa and 298 K. what is the total amount of heat released when one mole of aluminum oxide, Al2O3 (s), is formed from its elements? (1) 393.5 kJ (2) 837.8 kJ (3) 1676 kJ (4) 3351 kJ

Which option is true about the effect of polarity on solubility? Select all that apply. Polar solutes dissolve better in water than in oil. Polar solutes have the greatest solubility in nonpolar solvents.

As water molecules move through the hydrological cycle, water both gains and loses energy. In which case would the water be losing energy?

Which the following atoms will not react with water? a. K b. Li c. Pb d. Na

Fluorin is often added to drinking water and toothpaste

What larger energy does light energy come from?

Allows water to pass through easily

Which is a cause of desertification? A. farming B. creating reservoirs C. overgrazing D. driving motor vehicles