Friday
April 18, 2014

Posts by huda


Total # Posts: 8

Chemistry
a solution is prepared by dissolving 50 g of calcium chloride in a 250ml volumetric flask which is then filled with distilled water up to the line-mark. Calculate the molar concentration of the solution.

programming
Waiting time in the queue by the driver can be used as a criterion whether toll plazas customer centric or not. Assume there are 3 counter serving customers. Customers who come will get in the shortest line (based on the number of customers / vehicles in the queue). Assume the...

Physics
A 5.0 kg block moving east with speed of 6 kg m/s collides head on with another 8.0 kg block moving west with speed of 4 m/s. After the collision the 5.0 kg block was moving west with speed of 5 m/ s while the 8.0 kg block was moving east. a) What is the speed of the 8.0 kg bl...

calculus
f(x)=x^​6-​10*​x^​5-​7*​x^​4+​80*​x^​3+​12*​x^​2-​192*​x how to find the answer an its graph???

chemistry
If the end point in the titration of oxalic acid with NaOH solution is super-passed (too pink), will the molar concentration of NaOH be hiegher or lower than the actual value ? Explain ..

chemistry
if air bubbles remain in the burette during the titration, what will the effect be on the calculated values of :: a- the concentration of NaOh b- the molarity of H2SO4 ??

scince
how many bones are in a body

e-commerce
I want to prepare a questionnaire for e-commerce project to find if there is a need for e-tutoring program. Please help me to find a sample of questions to the parent, student and teachers.

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