Top answers

How far did 'peaceful coexistence' ease Cold War tensions between 1953-1961?

During the years 1953-1961, there are certainly factors which would suggest an easing of tensions between the USA and USSR. One such was the signing of the Korean Armistice in 1953, which ended direct confli...
MB
Answered by Melissa B. • History tutor
10450 Views

Describe and explain what happens to enzyme activity as the pH is decreased below the optimum pH.

Describe: As the pH decreases below the optimum, enzyme activity also decreases. Explain: As pH decreases, the concentration of hydrogen ions increases (the environment becomes more acidic). Enzymes are prot...
ER
Answered by Emma R. • Biology tutor
59541 Views

How do you simplify (3x-3)/(x-1)?

The important thing here is to try and find the bottom bracket in the top bracket ie the numerator Notice that (3x-3) can be divided by 3 and therefore (3x-3) can be written as 3 multiplied by (x-1) Notice t...
LO
Answered by Liam O. • Maths tutor
9610 Views

How can I improve my pronunciation? (For oral exam in particular)

Although pronunciation in the oral exam counts for 5 marks at most, it is still an important aspect of learning a language. The best way to improve pronunciation is exposure to the language: watch TV shows a...
MI
Answered by Marika I. • Spanish tutor
2517 Views

What is entropy and how is it used in chemistry?

Entropy (S) is a measure of disorder in a system. Any process, in this case a chemical reaction, is said to entropically favoured if the overall disorder in the system increases. This is usually when there i...
KS
Answered by Kashf S. • Chemistry tutor
3456 Views