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How do I define the differences between a perfect, plagal, imperfect and interrupted cadence?

A cadence is a chordal progression that ends a phrase or piece of music. Perfect and plagal cadences provide a harmonically stable end to the music, whereas the imperfect and interrupted cadences make the...

HD
Answered by Hannah D. Music tutor
45638 Views

Describe the properties of primary protein structure.

The main component of primary protein structure is that it is composed of amino acids. 

The amino acids are connected via covalent chemical bonds more specifically called the peptide bond.

A...

AV
Answered by Alysha V. Biology tutor
2597 Views

Molecules of hydrogen chloride, HCl, and molecules of fluorine, F2, contain the same number of electrons. Hydrogen chloride boils at –85 °C and fluorine boils at –188 °C. Explain why there is a difference in the boiling points of HCl and F2.

F2 has temporary dipole-dipole interactions known as van der Waals’ forces. Whilst HCl has permanent dipole-dipole interactions. The intermolecular forces in HCl are stronger than that in F2 (permanent di...

FG
Answered by Freddie G. Chemistry tutor
7589 Views

Compare and contrast the following two poems

Stages when confronted with this question: 1. Read both poems multiple times (at least 3 times each) 2. Use highlighters to higlight interesting imagery, syntax, diction, rhyme scheme, rhythm etc. 3. It i...

AC
2445 Views

Explain what happens in the body when a Polio vaccine is administered.

The vaccine contains a weakened or inactivated form of the virus. The viral particle displays an antigen on its surface specific to poliovirus. Once in the blood, a specific helper T cell will detect the ...

FG
Answered by Freddie G. Biology tutor
2434 Views

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