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What is the difference between an atom and an ion? Explain the difference between an Na (sodium) atom and Na+ ion.

An atom is a neutral particle, an ion is a charged particle.Taking a sodium (²³Na) and sodium ion (Na⁺) as an example:Firstly, we need to break down both into their subatomic particl...

Answered by Tutor108813 D. • Chemistry tutor

33805 Views

Describe and explain the process of transcription in protein synthesis.

Hydrogen bonds that link complementary DNA base pairs in the cell's nucleus break and exposes the bases.Free RNA nucleotides in solution combine with their complementary bases of the single DNA strand.A w...

Answered by Nichola C. • Biology tutor

3120 Views

When do I use Ser and Estar

'Ser' is used for: Descriptions, Occupations, Characteristics, Time, Origins and Relationships'Estar' is used for: emotions, physical or mental conditions, locations, positions and actions In general, 'se...

Answered by Hugo B. • Spanish tutor

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You are writing to your German pen pal about your hobbies. Include topics like: Music, Sport, Shopping, the Internet. Word limit: 40 words.

This type of writing exercise requires you to use very clear and simple language. All the required topics must be included. For every topic covered you can receive up to ten marks so it will be important ...

Answered by Emily R. • German tutor

3348 Views

Wie schreibt man einen Kommentar?

Ein Kommentar ist eine Reaktion auf einen journaistichen Stück, oft in Zeitungen. Er is eine persönliche Stellungnahme des Autors.
Aufbau:Überschrift - interessant für LeserThese /EinstiegZusammenfas...

Answered by Nicol N. • German tutor

2362 Views