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Explain the trend in 1st ionisation energy across the period 3 elements, explaining the anomalies of aluminium and sulfur.

The overall trend is that the 1st ionisation energy increases. This is because as the nuclear charge increases, the attraction of the nucleus to the surr...

Answered by Jack W. • Chemistry tutor

9292 Views

Explain the meaning of the law of demand; distinguish between movements along and shifts of the demand curve.

The law of demand states that: 'as a product's price falls, the quantity demanded of the product will rise, ceteris paribus'. In other words, price and quantity demanded of a good are inversely related. T...

Answered by Tom D. • Economics tutor

1960 Views

How does the body respond to raise its core body temprature?

shivering - muscles contract rapidly, causes more respiration which releases energy blood vessels near skin constrict - blood flow to skin decreases, less energy lost to surroundings

Answered by Cara S. • Biology tutor

2041 Views

How have historians disagreed about appeasement as the basis of British foreign policy from 1937 to 1939?

Appeasement has spawned a wide debate among historians over time. The differing views of historians and their scholarship over a period of time is called historiography. Firstly, thinkers such as Cato and...

Answered by Hartley C. • History tutor

14057 Views

How do you know whether to use masculine or feminine singular adjectives to describe singular nouns?

When describing singular nouns, adjectives can be either masculine or feminine. The gender of the adjective depends on the gender of the noun.For example, take the word "собака" (dog). In Russia...

Answered by Nikita Z. • Russian tutor

1132 Views