Chemistry, 07.04.2020 23:18 prettygirl1053480
Potassium sulfate is 44.8% potassium by mass. How many moles of potassium would be in 734 grams of potassium sulfate?
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Chemistry, 22.06.2019 12:10
Achemistry student needs to standardize a fresh solution of sodium hydroxide. he carefully weighs out of oxalic acid , a diprotic acid that can be purchased inexpensively in high purity, and dissolves it in of distilled water. the student then titrates the oxalic acid solution with his sodium hydroxide solution. when the titration reaches the equivalence point, the student finds he has used of sodium hydroxide solution.calculate the molarity of the student's sodium hydroxide solution. be sure your answer has the correct number of significant digits.
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Chemistry, 22.06.2019 16:00
If 15 drops of ethanol from a medical dropper weight 0.60g, how many drops does it takes from a dropper to dispense 1.0ml of ethanol? the density of ethanol is 0.80g/ml
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Chemistry, 22.06.2019 21:30
Describe at least two advantages and two disadvantages of using hydropower as a source of energy.
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Potassium sulfate is 44.8% potassium by mass. How many moles of potassium would be in 734 grams of p...
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