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December
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December 25, 2016
One has a solution Sa of ethanoic acid of concentration Ca=1×10^-2 mol/l and pH=3.4
One mixes a volume Va=60ml of the solution
1 answer
asked by
vicky
454 views
Write 0.583(repeating on 3)as a rational number. Please explain this is complicated
4 answers
asked by
Complicated
3,314 views
Most state correctional systems leave the majority of correctional problems in the state to units of local government,
1 answer
asked by
Anonymous
450 views
How can the absence of starch in the elaborated sap be explained knowing that it is produced by photosynthesis ?
1 answer
asked by
lama
388 views
State the cell theory as we understand it today.
4 answers
asked by
Khaled
670 views
What is the purpose of control in a scientific experiment.
2 answers
asked by
Khaled
565 views
1. Why water potential values are negative?
2. Why turgidity is so important for plant cell?
1 answer
asked by
Yesuf
348 views
dy/dx - y/x = 0
I got 1/x, but I am not sure if this is right or not.
1 answer
asked by
richard
275 views
janice gets a job and starts out earning $9.25 her boss promises her a raise of $0.15/h after each month of work. when will
5 answers
asked by
AQIB KHAN
2,280 views
Why is coffee bean good
1 answer
asked by
Sara
368 views
We have discussed that a bare crystalline silicon surface contains many defects which act as SRH recombination centers. How can
4 answers
asked by
Anonymous
1,912 views
An arch is in the form of a semi ellipse.it is 50m wide at the base and has ahight of 20m.how wide is the arch at the height of
4 answers
asked by
Enyew
1,387 views
A long wire of some length is cut into small pieces of 216cm leave a small piece of length of 89 cm if this part were cut into
3 answers
asked by
Himanshu
521 views
The integral of cot^4cosec^2xdx
1 answer
asked by
Trixy
272 views
P and Q are two observation posts on the same horizontal ground as the foot R of a vertical pole RT. P is 2.5km south of R. Q is
5 answers
asked by
Thompson
1,645 views
The label of a bottle containing a solution So of hydrochloric acid carries the following indications :hydrochloric acid of
2 answers
asked by
vicky
655 views
An aeroplane flying horizontally 1km above the ground is observed at an elevation of 60degree. After a flight of 10 seconds it's
2 answers
asked by
BaAz
674 views
ab and ac are tangents to a circle with centre o. if angle bac is equal to 40 degree, find angle abc and angle acb.
3 answers
asked by
sha
1,088 views
The price of washing machine inclusive of VAT is 15000 if the rate of VAT is 12% find its original price
1 answer
asked by
Palak
545 views
F(x, y) represents a velocity field of a fluid over a surface S defined by z = 6 − 3x − 2y. If the magnitude of the velocity
7 answers
asked by
Help me pls!
654 views
A long wire of some length is cut into small pieces of 216 cm, leaves a small piece of length of 89 cm. if this part were cut
1 answer
asked by
abc
535 views
Find the simple interest on 8,500 rd from 12th October,1999 to 6th march 2,000 at per annum
1 answer
asked by
Nikhil
477 views
A long wire of some length is cut into small pieces of 216 cm leave a small piece of length of 89 cm if this part were cut into
3 answers
asked by
Ash
515 views
There will be 240 seats on the lawn for graduation. Show all the ways you can make equal rows of chairs if there are at least 5
3 answers
asked by
Daniel
438 views
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