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To determine the number of moles of a gas using ideal gas law.
A sample of nitrogen gas kept in a container of volume 2.30L and at a temperature of 32 degrees C exerts a pressure of 4.7 atm. compute the number of moles of gas present.
A ground state H-atom absorbs a photon of wavelength 94.91 nm, and its electron attains a higher energylevel. The atom then emits two photons: one of wavelength 1281 nm to reach an intermediate level, and a second to ret ...
Instructions: Candidates are to answer ALL questions/ALL parts of questions This assessment is designed to assess the following learning outcomes of the module: 1. Discuss and critically evaluate the principles and appli ...
a) Draw all possible stereoisomers of 1,4-dimethylcyclohexane. b) What is the stereo chemical relationship between all of them? c) Rate them according to their stability.
A 200 g sample of water with a temperature of 32?C is added to 50 g water at 55?Cin an insulated container. What is the final temperature after thermal equilibrium is reached? The specific heat of water in the liquid sta ...
Suppose 68 g of carbon monoxide is reacted with 8g of hydrogen gas to produce methanol (chemical formula CH3OH or CH4O) a) Calculate the theoretical yield of methanol. b) If 3.57 x 10^4 of methanol is recovered, what is ...
A sample has a specific heat of 0.155 cal/g·°C. How much energy will be required to raise the temperature of the sample from 20.0°C to 35.0°C if the sample has a mass of 8.0 g?
Assuming 100% yield, what are the masses of the products that are formed by reacting 2.3g of C2H6(g) with excess O2(g) in the reaction C2H6(g) + O2(g)--->CO(g) +H2O(g).
1. The general public often expects solutions to our environmental issues that have zero risk. Explain in less than 200 words whether this is possible, supporting your answer with a thoughtful discussion of what risk is ...
Calculate the amount of work done for the conversion of 1.00 mole of Ni to Ni(CO)4in the reaction below, at 75oC. Assume that the gases are ideal. The value of R is 8.31 J/molK.
the elements of 3d transition series are given as:sc, ti, v, cr, Mn, fe, Coanswer the following: (a) write the element which shows max. no. of oxidation states.why? (b)which element has highest M.P (c) which elements is ...
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