What is the molar mass
A solution is made by dissolving 26.44 g of (NH4)2SO4 in enough H2O to make 50.75 mL of solution.
a) What is the molar mass of (NH4)2SO4?
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A solution is made by dissolving 26.44 g of (NH4)2SO4 in enough H2O to make 50.75 mL of solution. What is the molar mass of (NH4)2SO4?
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You have a 120 Ω quarter bridge 2 wire set up with Sg=2.10 and an unknown lead wire resistance. A 59880Ω calibration resistor is switched in parallel to the gage only and a recording instrument is set to give a -100 mm deflection for this
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A solution consisting of four parts 70% HNO3 , four parts 49% HF, and two parts CH3COOH is used to etch silicon. If the solution is held at room temperature, what etch rate would you expect? If the compound is to remain at two parts CH3COOH, what
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