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How do Headlands and Bays form on a coastline?

There are a number of ways where coastlines see the formation of headlands and bays but there are a number of factors which must be seen for these to form.

Firstly the geology and litholo...

EW
Answered by Ella W. Geography tutor
6877 Views

How do I answer 'To what extent' questions?

These questions involve weighing up different components of an event. You may be considering causes, consequences or the level of, for example, opposition. Considering the question is 'to what extent', it...

EL
Answered by Ellen L. History tutor
75954 Views

3x^3 -2x^2-147x+98=(ax-c)(bx+d)(bx-d). Find a, b, c, d if a, b, c, d are positive integers

(bx+d)(bx-d)=b^2x^2-d^2(ax-c)(bx+d)(bx-d)=(ax-c)(b^2x^2-d^2)=ab^2x^3-ad^2x-b^2cx^2+cd^2ab^2=3b^2c=2ad^2=147-cd^2=98From equations:a=3/b^2c=2/b^2d^2=49b^2Since a, b, c, d are positive integers, b must be 1...

LK
7770 Views

Calculate pH of 0.1M NaOH

pH=14-pOHpOH=-log([OH(-)])NaOH-> Na(+)+OH(-)[NaOH]=[OH(-)]=0.1MpOH=-log(0.1)=1pH=14-1=13

LK
Answered by Laura K. Chemistry tutor
27876 Views

Write an expression and units for equilibrium constant for this reaction: 2SO2(g)+O2(g)<-->2SO3(g)

Kc=[SO3]^2/([O2][SO2]^2)Units M-molar concentration mol/lM^2/(M*M^2)=1/M=l/mol

LK
Answered by Laura K. Chemistry tutor
12105 Views

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