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Would 0.334 M solutions of the following three compounds, respectively, be acidic, basic, or neutral?(1) CH3COONH4 (also written as NH4C2H3O2)(2) LiF(3) C6H5NH3Br
Electrolysis - Aluminium extraction, a. Aluminium is extracted from its ore by an electrolytic process. One extraction plant uses an applied e.m.f. of 5 V, and a current of 225 000 A. One tonne of aluminium is extracted after 14 hours.
Use the Van Der Waals equation to calculate the pressures of the three real gases. Compare the plots and explain the origins of any differences you find.
draw the structures of 1,1-dimethylcyclopropane and 1,2-dimethylcyclopropane. Is it possible to have 1,3-dimethylcyclopropane. Is this a correct name and different structure
Write a net ionic equation for the neutralization reaction of CH3CO2H(aq) with CsOH(aq). 2. Which of the following compounds is an Arrhenius base in water?
The protein in a 1.285-g sample of an oat cereal is determined by the Kjeldahl procedure for organic nitrogen. The sample is digested with H2SO4, the resulting solution made basic with NaOH
The voltage meter reads +0.63 volts. Write out the reaction equation, then calculate the standard reduction potential of Fresnium.
The simplest formula of a substance is found to be CH2O, and its approximate molar mass is found by experiment to be 93 g•mol-1. What is its exact molar mass?
A sunscreen preparation with a density of 2.82 g/mL contains 3.55% by mass zinc(II) oxide. Each tube is filled with 185.0 mL of sunscreen. If you are the manufacturer and use 5.00 lb of zinc(II) oxide.
Calculate how long it will take for 0.500 g of the isotope to be reduced to 0.150 g by decay.
A current of 3.15 A is passed through a Pb(NO3)2 solution for 1.40 hours. How much lead is plated out of the solution.
A couple of drops of water were accidentally placed on the properly folded filter paper before its mass was measured.
What mass of F2 is needed to produce 205 g of PF3 if the reaction has a 79.3% yield?
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