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How can an object accelerate without changing speed?

Acceleration is defined as the rate of change of velocity. Since velocity is a vector quantity (it has both magnitude and direction) defined as speed in a particular direction, any change in either spe...

EP
Answered by Ellen P. Physics tutor
82982 Views

microeconomics

Water is produced and sold by the government. Demand for water is represented by the linear function Q=50-2P. The total cost function for water production is also a linear function: TC(Q) = 100 + 10Q. ...

NS
Answered by Nazanin S. Economics tutor
9750 Views

How do I differentiate "messy" functions?

 

Often, it can seem daunting when you are asked to differentiate a function that looks particularly messy. However, it's really quite simple if you break it down in easy to manage steps....

SM
Answered by Sam M. Maths tutor
6151 Views

How do I calculate the Gibbs free energy change for a reaction when given the entropy change, enthalpy change and the reaction conditions>

deltaG= Gibbs free energy 

deltaG=deltaH - TdeltaS 

If deltaH= 150 kJ/mol and deltaS=2.1 J/mol we must first convert the deltaS into kJ/mol, this is done by multiplying by 1...

AM
Answered by Archit M. Chemistry tutor
10275 Views

How can I evaluate sources in my essays?

The best way to evaluate sources is to go back to the basics: Who, What, When, Where and Why?

Who wrote it and are they likely to be biased?

What have they written and does ...

LS
Answered by Lowenna S. History tutor
8066 Views

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