An atom of magnesium has 12 protons and 12 electrons. if the atom loses 2 electrons, what will be the charge on the ion that forms?

Which of the following geopgraphic locations is least affected by seasons? A) the northern hemisphere B) the equator C) the southern hemisphere D) australia

Describe the cause of attraction between molecules of water

Massive amounts of destructive energy are released when a nuclear fission bomb explodes. Where does that energy come from? Hydrogen atoms fuse together into helium, releasing nuclear energy. Molecules are created, releasing chemical energy.

This star of matter has a definite shape and a definite volume

High-level radioactive waste requires deep burial because it is explosive. TRUE FALSE

Compare the temperature of water as ice begins to form with the temperature of ice as it begins to melt?

Which elements are present in sugars?

How does Q compare to Keg? O Q> Keq O Q< Kea OQ = Keg

What is the mass (in grams) of 9.09x10^24 molecules of methanol (CH3OH) ? AND How many moles of N are in 0.183g of N2O?

What are the basic building blocks of matter? A) molecules B) atoms C) electrons D) compounds