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A scientist measures the standard enthalpy change for the following reaction to be -558.9 kJ :
H2CO(g) + O2(g)CO2(g) + H2O(l)
Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of H2CO(g) is
Critically discuss the principles of learning that could help you in designing and conducting your Economics education sessions
A cell has a terminal voltage of 50.0 V for a current of 10.0 A, and 54 V for a current of 6.0 A. Find the external resistance of each cell
A point charge has a charge of 9.00 x 10^-11C. At what distance from the point charge is the electrical potential (a) 13.0 V? (b) 25.0 V?
Describe in no more than 200 words the TQM techniques used by the London Business School, which may be implemented by the NWU Business School to position it as a leading global business school. You may use three of the following four TQM techniques, namely (1) Continuous improvement (ii) Employee empowerment (iii) Benchmarking or (iv) Just in time (JIT).
Write an introduction of no more than 500 words, reflecting the London Business School’s offering and its application of TQM. This introduction should provide the background for you to answers to the two questions below, whilst also providing context for the reader.
In a 24-hour endurance race, a car makes 640 laps of a race track that is 6 km per lap. How far did the car travel in 24 hours? What was its average speed?
Solve the standard type of first order partial differential equation
p(1+q) = qz
According to APA style, what should be included on the first page of a college essay (the page after the cover page)?
title of the essay, page number, name of the author
header, title of the essay, page number, name of the author
header, title of the essay, name of the author
header, page number, title of the essay
Consider an object projected straight upward from z=0 with an initial speed of u. Assume that the object is subjected to a linear drag force of the form D=-mKv
a)From the first principle show that t=1/K In(g+Ku/g+Kv) and use this result to find the time taken to reach the maximum height
b)Find the expression for the speed v as a function of time and find the limiting speed
#339914 on Dec 2023