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Find the mass in grams of hydrogen gas produced when 14.0 moles of hcl is added to an excess amount of magnesium.
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Write a net ionic equation to show that hydrofluoric acid, behaves as an acid in water.
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Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.
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Three cards with holes are arranged in a straight line. a light is shined through the first cardβs hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line
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If 20ml of 0.1m naoh is added to 30ml of 0.2m ch3cooh (ka=4.74) , the ph of the resulting solutions...
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