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Zinc reacts with sulphuric acid (Zn + H2SO4 --> ZnSO4 + H2). Write out two separate equations for the species that are oxidised and reduced.

Zn --> Zn^2+ + 2e- (OXIDATION) H2^2- + 2e- --> H2 (REDUCTION)

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Outline the differences between the GDP, real GDP and green GDP.

In order to measure, track and sustain economic growth, several different growth indicators are used. Among these, the GDP, real GDP and green GDP are included. The Gross Domestic Product (GDP) is defined...

Answered by Sonali V. • Economics tutor

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Explain one faction which influences conformity.

Conformity is a type of social influence, prevalent in all societies to a certain degree. Adhering to social norms through behavioural and or cognitive adjustments stems from social pressure (Myers, 2009 ...

Answered by Sonali V. • Psychology tutor

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State and explain the difference in base strength between phenylamine and ammonia.

Phenylamine is a weaker base than ammonia. The lone pair on the nitrogen of phenylamine is delocalised into the ring, thus making the lone pair less available to combine with hydrogen ions. Also, in order...

Answered by • Chemistry tutor

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Name the 3 structures within a plant cell that are absent from an animal cell and describe the function of these 3 structures. (6 marks)

Plant cells contain chloroplasts (1), a cell wall (1) and a permanent vacuole (1). These structures are absent from animal cells. Chloroplasts contain chlorophyll which abso...

Answered by Hannah L. • Biology tutor

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