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50.0 g of propene reacts with hydrochloric acid to produce 1-chloropropane. Calculate the percentage yield if only 54.0g is made.

STEPS:Write the equation CH3CHCH2 + HCl -> CH3CH2CH2Cl + H2 (where 1-chloropropane made by electrophilic addition reaction)Identify number of moles of propene used. So number of moles is m/ Mr= 50.0g ...

RK
2549 Views

In the age of modern healthcare, every time a patient dies after a routine operation or procedure, it’s a case of medical error.

This is a partial response for you to read and get a feel for the type of response examiners are looking for. This extract is around a 4A in the BMAT mark scheme. With today's surg...

HC
7293 Views

Why was the Weimar Republic (1919-1933) not an economically prosperous government?

The Wiemar Republic was not economically prosperous because in 1923 it experienced hyperinflation. This is when inflation reaches over 11% but in this case inflation got so high money was practically wort...

AE
Answered by Anna E. History tutor
1713 Views

Describe the role of DNA polymerase in DNA replication.

DNA polymerase is an enzyme that catalyses the synthesis of DNA molecules from free nucleotides. After DNA helicase unwinds the DNA molecule, DNA polymerase reads the existing DNA strands and incorporates...

TW
Answered by Tamsin W. Biology tutor
15405 Views

How do acid buffer solutions work?

Firstly, we have to understand what a buffer is. A buffer is a solution which resists changes in pH when small amounts of acid or base are added. The key word here is small amounts, as if too much acid or...

TD
2584 Views

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