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Define the precipitate produced by mixing Cu(NO3)2 with NaOH solution. State the full and net ionic equation
Which statement is correct concerning the resulting titration curve when a weak acid is titrated with a strong base
The reaction depicted in this reaction energy diagram can best be described as (a) a slow exothermic reaction (b) a fast exothermic reaction (c) s slow endothermic reaction (d) a fast endothermic reaction
crystalline solids are well-ordered arrays of atoms or molecules. crystalline solids may be metallic solids molecular
calculate the mass in kilograms of 3.99 liters of acetic acid. the density of this substance is 1.05g/mL ?
Acetylene gas (C2Hs) is produced as a result of the reaction CaC2(S)+2H2O(l)-> C2H2(g)+Ca(OH)2(aq).
The volume of a mass of gas is 950 ml at 700 torr pressure. What volumw will it occupy at 350 torr,the temperature
In the commercial manufacture of nitric acid, how many liters of nitrogen dioxide will produce 30 liters of nitric oxide given that both gases are at STP? 3NO2 + H2O-> 2HNO3 +NO
The density of water is 100g/ml at 4 degrees celsius. How many water molecules are present in 2.56ml of water at this temperature
5.0 kg of hydrogen is reacted with 31 kg of oxygen. The experiment yields 28 kg of water. Calculate the percent yield of the reaction.
Suppose that the solvent ethanol could serve to replace the methanol in this process, but at the expense of double the concentrations of the solvent in the atmosphere.
Arrange the bases in increasing order of strengths. I) deuterated ammonia (ND3) Kb = 1.1 × 10?5 II) hydrazine (NH2NH2) Kb = 1.7 × 10?6 III) ammonia (NH3) Kb = 1.8 × 10?5
Calculate the molarity of a solution of 25.2mL of methanol combined with enough water to make 622mL of solution (density of methanol is 0.79180g/mL).
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