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Adeola
Questions and answers by visitors named
Adeola
Questions (29)
A travel agency currently has 80plp signed up a tour. The price of a ticket is $5000 per person. The agency has chatered a plane
5 answers
1,967 views
The hypotenuse od a right triangle is 12cm in lenht. Calculate the measures of the unknown angle in the triangle that will
4 answers
1,738 views
Is it possible to say that the main reason that Shakespeare wrote many of his plays is to entertain the people of the
1 answer
388 views
Can someone please read the intro to my essay and tell me if it makese sense? The topic of the essay is to see whether
3 answers
640 views
Thank you Ms. Sue for pointing out that huge mistake i made. Other than that is the intro well written?
I changed it up abit What
3 answers
559 views
What is the cartesian equation of the xz plane
2 answers
650 views
Predict whether the Ph endpoint is =7 >7, or<7 for each of the following acid-base titrations. Justify you predictions
a)
3 answers
733 views
Balance the ewuation using thr oxidation number method
Here is what i did Au+ + H20---> Au2O3 + Au + H+ Au+ losses 3e- to form
2 answers
655 views
One mole methane is completly burned in xcess oxygen. If 8.90x10^3kj of heat are given off from theis reaction, calculate the
3 answers
999 views
Predict whether the following solutions are acidic basic or neutral. Provide explanations to support your predictions a)
2 answers
818 views
When 25ml of 0.10 mol/l HBr is titrated with 0.10 mol/l NaOH, what is the pH at the equivalence point?
4 answers
2,131 views
The position at time t, in seconds of an object moving along a like is s(t)= 3r^3 - 40.5t^2 + 162t fot 0<= t <=8
When is the
1 answer
472 views
A cylindrical metal can is made to hold 500ml of soup. Determine the dimensions of the can that will minimize the amount of
4 answers
3,206 views
A tool shed, 250cm high and 100cm deep, is built agaisnt a wall. Calculate the shortest ladder that can reach from the ground,
2 answers
826 views
How can i factor
27a^2 - 75b^2
1 answer
410 views
(root2 + root3)^2 simplify
2 answers
521 views
Solve the following equation
1) root(2x+4)= root(6x+1) -1
2 answers
585 views
Calculate the volume of NaOH 0.1M that needs to be calculated to be added to a 30ml o-phosphoric acid 0.1 in order to prepare
3 answers
410 views
The polarogram for 20ml solution that was 3.65 x 10^-3 M in cadmium (Cd2+) gave a wave for that ion with a diffusion current of
3 answers
789 views
Zinc is to be used as an internal standard for the polarographic analysis of thallium. A standard solution containing twice the
3 answers
539 views
The diffusion current for a standard is 1 x 10^-4M solution of hydroquinone is 17.5 microamperes. An unknown solution of
1 answer
381 views
How can i synthensize 1g of salicylic acid from benzene
1 answer
372 views
How can i synthensize 1g of salicylic acid from Phenol
1 answer
390 views
A hydrogen has an empirical formula CH and a vapour density of 39.Determine its molecular formula,show workings.
2 answers
554 views
The speed of point A due to the rotation of the earth is twice that of a point B. If A is on latitude 22°N, calculate the
1 answer
322 views
If the cost of 5mangoes is 40kobo and that of 4oranges is 24kobo, find the cost of 3mangoes and 5oranges.
4 answers
335 views
426cm solve this with length
2 answers
146 views
The 10th term of an arithmetic progression is _27 and 5th term is _12 ,what is the 18th term ?find also the sum of its 25 term
4 answers
973 views
A boy walks on a bearing 060 dergee from w point X to a point Y 120 m away.He then walks form Y on a bearing 150 dergee to a
1 answer
262 views
Answers (7)
A spiral spring is compressed by 0.04m .calculate the energy stored in the spring ,if the force constant is 800n/m
An object of weight 150N moves with a speed of4.5m/s. In a circular path of radius 3m.Calculation the centripetal acceleration and the magnitude of the centripetal forces. (take g =10m/s2
Yes
I don't get this and my homework is due in 5 minutes if I don't get it done I'll get in trouble. Also, it my birthday who wants to get in trouble on their birthday!?
Solve
I don't know the answer
100g of Pb(NO3)2 dissolve 0.297moles. 1000g of Pb(NO3)2 will dissolve 0.297*1000/100=2.97 mol/dm3
