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Explain what the concentration of a solution of NaOH is if 5.00ml of the solution requires 9.77ml of 0.599 M HCI to reach an endpoint.
A 1.000g sample of red phosphorus powder was burned in air and reacted with oxygen gas to give 2.291g of phosphorus oxide. Calculate the empirical formula & molecular formula of phosphorus oxide given the molar mass is approximately 282 g/mol
attach a copy of the graph of the average class data for mass of barium sulfate versus volume of barium chloride. what
The heat of combustion of naphthalene (C10H8) is - 5157 kJ/mol. Using these data and data in Appendix C, calculate the heat of hydrogenation of naphthalene.
suppose you had a sample containing 75.0nbsp by weight potassium chlorate and 25.0 inert non-volatile material.nbsp
Write the balanced chemical equation for the following reaction. Phases are optional. Solid iron(II) hydroxide decomposes to form solid iron(II) oxide and liquid water.
Calculate the number of oxygen molecules per liter of air if the temperature and pressure were 25°C and 1.00 atm, respectively.
The total amount protein decreases and the specific activity increases. B. The total amount of protein and the specific activity both decrease.
an aqueous solution is prepared by diluting 3.30ml acetone ch3coh3 d 0.789gml with water to a final volumeof 75.0 ml.
The insecticide DDT was formerly in widespread use, but now it is severely restricted owing to its adverse environmental effects. It is prepared as follows.
525mL of 1.50M NaCl is added to a beaker containing 378mL of 2.22M AgNO3, resulting in the formation of AgCl precipitate.
Standard solutions of calcium ion are suually prepared by weighing an apporpriate amount of primary standard grade calcium carbonate, dissolving it in concentrated HCl, and diluting to the appropriate volume.
What would be the structure and name of the open chain hydroxyl/carbonyl compund from which the above hemiacetal might form
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