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How can a depreciation in the home currency impact the trade balance?

The trade balance is defined by the difference in value of exports minus imports. Now a depreciation in a the home currency means it that one unit of foreign currency (lets say $) can now purchase more £'...

LJ
Answered by Lewis J. Economics tutor
1173 Views

Explain what 'water potential' is, and how it relates to bacterial cell death. (3 marks)

(1) Water potential is the measure of potential energy in water.(2) Water potential determines the tendency of water to move from one location to another, via osmosis. (3) If bacteria is surrounded with a...

AD
Answered by Ann D. Biology tutor
3634 Views

For 100ml of a liquid with a mass density of 1(kg m^-3), and a specific heat capacity of 2(kJ kg^-1 K^-1), how much energy is required to increase the temperature of the liquid by 4 degrees celsius. Assume no heat loss and that the liquid does not boil.

The key equation to this question is the energy transfer equation of Q = mcT. Q represents the amount of energy put into the system, m is the mass of the object we're talking about in kg,...

HW
Answered by Henry W. Physics tutor
1600 Views

What reaction occurs when benzene is mixed with equal amounts of sulphuric and nitric acid?

Intro:This is an electrophilic substitution reaction (nitration)Nitric acid and sulphuric acid are used to create the electrophile (NO2+)The electrophile then substitutes itse...

SS
Answered by Simone S. Chemistry tutor
1486 Views

Can we prove the existence of God?

The question of proving God's existence is central to debates surrounding a key area of the Theology syllabus - Philosophy of Religion in particular. To ‘prove’ that something exists would normally entail...

WL
1181 Views

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