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Question- Calculate the pH after the following total volumes of 0.3200 M HCl have been added to 25.00 mL of 0.1600 M NaOH a.1mL b.12.40mL c.12.50mL d.15.00mL?
Write the complete calculation
Combustion analysis of the compound gives mass percents of 31.57% Carbon and 5.30% Hydrogen.
Suppose you are given a 2.75 g sample of the orginal mixture. You isolated the pure metal from the other components and determined that the mass of the metal was 1.25 g. What is the percent by weight of the metal in the orginal sample
What volume of a 3.00 M solution of phosphoric acid is needed to react completely with 75.0 mL of a 2.58 M solution of calcium hydroxide?
How do you determine what region the electromagnetic spectrum lamda = 8.67x10^-7 m corresponds to : UV , Visible or IR
State the methods by which a radiation oncologist can administer these therapies. Additionally, state four major differences between the two modes of treatment.
Calculate the entropy change when argon at 25 °C and 1.00 bar in a container of volume 0.500 dm3 is allowed to expand to 1.000 dm3 and is simultaneously heated to 100 °C.
What is the rate of formation of carbon dioxide over the specified time period in this reaction
3 solutions are mixed together to form a single solution. One contains 0.2 moles of Pb(C2H3O2)2, the second one contains 0.1 moles of Na2S, and the third contains 0.1 moles of CaCl2.
How many grams of argon would it take to fill a light bulb with a volume of 0.475L at STP
The amount of 2.50 mol of a perfect gas is heated from 100.0 K to 320.0 K. as a result, the gas expands against a constant pressure. determined the work done by the system
Naturally occuring chlorine has two isotopes, Cl-35, which has an atomic mass of 34.969 amu and Cl-37. If the average atomic mass of chlorine is 35.46 amu and its natural abundance is 75.53%
Phosphorous pentachloride forms from phosphorus trichloride and chlorine: PCl3(g)+Cl2(g)->PCl5(g) given: ?Ssys=-170.2J/K, ?Ssurr=295.0J/K, ?Stotal=124.8J/K, reaction is spontaneous under standard-state conditions at 25
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