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Questions (12)
writing punctuation: Was John Q Adams the president in 1847 A)Was, John Q. Adams president in 1847? B)Was John Q.Adams the
3 answers
819 views
For the titration of hcl versus NaOh, suggest a better indicator than methyl orange. Why is methyl orange not the ideal choice
1 answer
966 views
Has anyone got any clues on tma 7 q3? I have posted the question regarding meiosis and Huntington disease but im still stuck.
0 answers
474 views
I have to draw a labelled diagram to show the chromatids of a diploid cell at the end of anaphase I of meiosis for a person who
0 answers
917 views
I have been given a DNA nucleotide sequence and have established the equivalent mRNA sequence.I have then been given 2 mutations
0 answers
654 views
I have to draw a mating diagram to show a cross between two heterozygotes for lactose production. As both adults have the
0 answers
645 views
"a drop of oil (volume 0.05cm3) is released from a medicine dropper on to the calm surface of a pond where it spreads out to
0 answers
609 views
A 0.21g sample of sulfuric acid is dissolved completely in sufficient water to make 0.25 litre of final solution. Calculate the
0 answers
507 views
NaCN + H2O = HCN + NaOH
Is this equation balanced ok? Yes, it is balanced. thanks very much
0 answers
732 views
I have to draw Lewis structures for hydrogen cyanide and cyanogen with nitrogen valency of three. Would I still need 2 dots
0 answers
702 views
I'm drawing a Lewis structure for hydrogen cyanide using nitrogen with a valency of 3. Would I still need 2 dots after the N or
0 answers
775 views
"explain with the help of an appropriate labelled sketch diagram how hydrogen atom which has only one electron has so many
0 answers
662 views
