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Explain why the first ionisation energy of phosphorous is different to that of sulfur

Sulfur has an atomic number of 16, phosphorous is 15. The first ionisation energy of a periodic row usually increases left to right. This is because number of protons increases thus increasing nuclear cha...

HS
Answered by Hollie S. Chemistry tutor
5099 Views

Speaking exam: Parler français a une forte importance internationale (in English : Speaking French has strong international importance)

L'importance politique de parler Français, puissance européenne et mondiale. (The political importance of speaking French, language of a European and international polit...

LV
Answered by Louis V. French tutor
1296 Views

How would you form a sentence using direct and indirect object pronouns together (double object pronouns)?

It is possible to simplify or shorten a sentence by using pronouns to replace objects. For example: Est-ce que Jean a donné la feuille à Pierre? Instead of responding : "Oui, Jean a donné la feuil...

Answered by French tutor
1380 Views

The allele y occurs with a frequency of 0.8 in a population of clams. Give the frequencies of the genotypes YY, Yy and yy.

To do this we use the Hardy-weinburg equation.p2+2pq+q2=1frequency of y = q, frequency of Y=pFirst we work out the frequency of Y(p)p+q=11-0.8=0.2p=0.2Then we plug our p and q values...

Answered by Biology tutor
6007 Views

What are the three main properties of the genetic code?

Triplet code - a sequence of three bases (called a codon) codes for an amino acid. Degenerate code - more than one codon can code for a single amino acidnon-overlapping - the bases in the genetic code are...

Answered by Biology tutor
2934 Views

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