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Molecular formula

molecular formula --> empirical formula

In chemistry, a formula indicating the kind and number of atoms in the molecules of a substance, or its composition, but not the relation of the atoms to each other or the intimate structure of the molecule.

Synonym: molecular formula.


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Re: MOLECULAR CLONING

... insert-vector ligation generally we prefer 1:1, 3:1 and 5:1 ratios. These ratios change with your insert size and vector size also. Here is the formula for cohesive end 1:1 ligation; ?ng insert= insert size(base pair)/vector size(base pair)x50 ng vector. I generally use 50 ng vector for ligations. ...

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by genetherapy
Mon Jul 16, 2012 3:11 pm
 
Forum: Molecular Biology
Topic: MOLECULAR CLONING
Replies: 9
Views: 4119

Re: final concentration

ok so i think i get that formula ... but how does moles then relate to percentage. so like for lactose it has a molecular weight of 132 (roughly) and the only formulas im thinking of include n=m/M and c=n/v .... but i ...

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by kitkat11
Wed Mar 23, 2011 9:36 pm
 
Forum: Molecular Biology
Topic: final concentration
Replies: 16
Views: 7113

Re:

... help ;) Anyway, I was the same. I remember, we had some calculation of molecular formula and the result was C6H12O6, so I did respond, it's probably glucose. But when will ...

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by g0ld3n88
Sun Dec 13, 2009 8:20 am
 
Forum: Cell Biology
Topic: classification of a compound
Replies: 14
Views: 5686

classification of a compound

... help ;) Anyway, I was the same. I remember, we had some calculation of molecular formula and the result was C6H12O6, so I did respond, it's probably glucose. But when will ...

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by JackBean
Sun Dec 13, 2009 4:28 am
 
Forum: Cell Biology
Topic: classification of a compound
Replies: 14
Views: 5686

MONOMErS & POLYMERS

... polymers to understand them.... something maybe like.. name.. & molecular formula... I have an idea of monomer.... maybe like the functional groups?? Carbxyl.. CHO2? ...

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by bio1fall
Tue Oct 20, 2009 1:44 am
 
Forum: Molecular Biology
Topic: MONOMErS & POLYMERS
Replies: 8
Views: 5949
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