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(a)What are the signs of ?S and ?H for the process depicted here ?G?
(b) How might temperature affect the sign of?
(c) If energy can flow in and out of the system to maintain a constant temperature during the process, what can you say about the entropy change of the surroundings as a result of this process?
After the reaction, the mass of the beaker, water, and the remains of the tablet weighs 87.42 g. What was the mass of the liberated carbon dioxide gas
Given the following balanced equation, determine the rate of reaction with respect to [NOCl]. If the rate of Cl2 loss is 4.84 x 10-2 M/s, what is the rate of formation of NOCl?
Calculat the number of mol atoms of H present in 1 molecule of aspartame
All substances are in the gas phase. If 0.461 atm of nitrogen and 0.611 atm of hydrogen react, what is the partial pressure of ammonia (in mmHg) when this reaction goes 69.3 complete. The volume and temperature are constant.
Problem- The half-lives of different radioisotopes are given here: Argon-44, 1/2 Life 12min; Lead-196, 1/2 Life 37 min; Potassium-44, 1/2 Life 22 min; Indium-117, 1/2 Life 43 min. If the initial amount of Argon-44 is 6.4 g, How much Argon-44 is le..
an environmental chemist needs a carbonate buffer of ph 10.00 to study the effects of acid rain on limestonerich soils.
A student heats a 2.8594 gram sample of mixture that contains an unknown amount of Potassium ChlORATE (KClO3) in a test tube in the presence of some MnO2 catalyst
on aug. 6th1945 the united states bombedthe japanese city of hiroshima with a 235uranium based bomb killingsome 140000
For a certain process at 27°C, DG = +210.6 kJ and DH = -168.2 kJ. What is the entropy change for this process at this temperature? Express your answer in the form, DS = ____ J/K.
Your task is to plan and conduct a lab activity into how ONE of the following factors affect the rate of a chemical reaction: change in temperature (ex. hot vs. cold water), increased surface area (i.e. particle size), change in concentration or incr..
Could somebody please help me with the reaction mechanism for the Electrophilic Aromatic Substitution of Benzoic Acid to produce m-nitrobenzoic Acid?
Chlorine has two stable isotopes Cl-35 (34.968853) as well as Cl-37 (36.965903). If the isotopic abundance of Cl-35 is 75.77% Explain what is the average atomic weight of Cl given on the period table
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