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If 18.7 mL of 0.800 M HCl solution are needed to neutralize 5.00 mL of a household ammonia solution, what is the molar concentration of the ammonia?
How much PV work is done and what is the value of total energy change (in kilojoules) for the reaction of 0.50 mol of H2 with 0.25 mol of O2 at atmospheric pressure if the volume change is -5.6L?
a gas was acquired by boiling liquid nitrogen that was stored in a 180.0 l tank. determine what volume of n2 is
Kc is 1.67x10^20 at 25*c for the formation of iron(III) oxalate complex ion: Fe^3+(aq)=3C2O4^2-(aq) >>>[Fe(C2O4)3]^3-(aq) If 0.0200 M Fe3+ is initially mixed with 1.00 M oxalate ion, what is the concentration of Fe3+ ion at equilibrium? Please sho..
consider the following reaction; 3 NO2 + H2O-2HNO3 + NO. what volume of water is needed to produce 2.00 kg of HNO3? (the density of water= 1.00 g/ml). the number of hydrogen atoms in 25 g of C6H1206 is
A buffer contains significant amounts of acetic acid and sodium acetate. Write an equation showing how this buffer neutralizes added acid and added bases
Why do you think that being exposed to air can have an effect on the amount of vitamin C present in the sample of juice?
A 2.45-g sample of strontium completely reacts with oxygen to form 2.89 g of strontium oxide. Use this data to calculate the mass percent composition of strontium in strontium oxide.
Cyclopentadiene is unstable because it rapidly undergoes a Diels-Alder reaction with itself. Carefully draw the structure of the product, showing stereochemistry clearly.
Org chemistry lab Q lab 2: why does the water solubility of the acidic compound change when going from the aqueous base to the aqueous acid.?? pls write the eq'n to illustrate this change
An unknown solid mixture containing benzoic acid,copper(II)sulfate and sand. She added 15mL.of acetone to her sample. Which component of the mixture dissolved in the acetone?
the calculated H neutzn be higher, lower, or the same as the literature H neutzn? briefly explain this difference as a result of using only one graduated cylinder for the experiment
What type of transport is used to take up the ribose in I. facto and in your answer,explain all the data. What is the source of energy for the transport of the ribose?
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