Think about a neutral magnesium atom. Then think of a magnesium ion with a 2+charge. How are they different?

9.81 m/s^2 to ft/s^2

Calculate the amount of energy required to melt 500 g of ice at 0oc. (δhfus=5.96 kj/mole; δhfus is the energy required to melt ice at a constant 0oc; note the units!)

Which words or phrases describe the outer planets?

How many liters of oxygen are liberated when 39.2 grams of barium chlorate are heated to produce barium chloride and oxygen gas?

In two or more complete sentences explain how to balance the chemical equation and classify its reaction type. _H3PO4 + __NaBr __HBr + _Na3PO4

A type of rock that undergoes changes because of heat and pressure

How many milliliters of a 1.25 molar HCL solution would be needed to react completely with 60 g of calcium metal Ca+2HCl - - > CaCl2 + H2

What mass of copper is required to replace silver from 4. oog ogre silver nitrate dissolved in water

What kind of bond would two nonmetals typically make?

Which statement best applies collision theory to preventing a dangerous reaction from occurring? Store the reactants together at a low pressure. Keep all sparks or flames away from the reactants. Store the reactants together at a low temperature.