How many total electrons are in the element Ne

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Galena is the ore from which elemental lead is extracted. in the first step of the extraction process, galena is heated in air to form lead (ii) oxide. 2pbs (s) + 3o2 (g)  2pbo (s) + 2so2 (g) h = - 827.

Write a net ionic equation for the reaction that occurs when barium sulfite (s) and excess hydrochloric acid (aq) are combined. Note: Sulfites follow the same solubility trends as sulfates.

Compare the likeness and differences of the following pairs base acid

How can one figure out whether the electrons are being shared equally or unequally?

Hey student dissolves 5 g of salt and 20 g of water what is the mass of the solution

4 What would the volume of a gas be at - 150°C, if it had a volume of 693 mL at 45°C?

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Compare the densities among the three states of matter (which is highest, lowest?)

Epsom salts (magnesium sulfate) have a solubility of 26.2 grams. If you dissolved 26.0 grams of Epsom salts in 100 g of water at 20 degrees Celsius, what type of solution would this be?