According to the unbalanced equation above if 8.542 moles of oxygen gas reacts with an excess amount of hydrogen gas, how many grams of water is produced

Strong conductivity of plasma allows it to act and react as and

What effect might melting sea ice have for people who live in coastal areas?

Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?