Thursday
April 24, 2014

Posts by Tarkan


Total # Posts: 62

vectors components
plz answer my question a river is 2 km wide and flows at 4km/h. a motorboat has a speed of 10 km/h in still water and heads out from one bank. a marina is directly across the river, on the opposite bank. if the motorboat heads directly toward the marina, how far downstream fro...

Vectors
a river is 2 km wide and flows at 4km/h. a motorboat has a speed of 10 km/h in still water and heads out from one bank. a marina is directly across the river, on the opposite bank. if the motorboat heads directly toward the marina, how far downstream from the marina will be on...

Calculus
Fnet= F1+F2+F3, F1=40N with bearing of 90' , F2=25N with bearing of 30' ,and F3= 12N with bearing of 290' what is the magnitude and direction ....using VECTOR COMPONENTS....

Calculus
Fnet= F1+F2+F3, F1=40N with bearing of 90' , F2=25N with bearing of 30' ,and F3= 12N with bearing of 290' what is the magnitude and direction ....using VECTOR COMPONENTS....

Calculus
Fnet= F1+F2+F3, F1=40N with bearing of 90' , F2=25N with bearing of 30' ,and F3= 12N with bearing of 290' what is the magnitude and direction ....using VECTOR COMPONENTS....

Heeelllppp in chemistry plzzzz
the reaction BrO3- + 3SO3 2- ---> has the rate law r= k[BrO3-][SO3 2-]. what is the order of the reaction with the respect to each reactant? wat s the overall order of the reaction?

Plzz help me
the reaction BrO3- + 3SO3 2- ---> has the rate law r= k[BrO3-][SO3 2-]. what is the order of the reaction with the respect to each reactant? wat s the overall order of the reaction?

Assignment help (chemistry)
in the reaction, N2O4-->2NO2, if the rate of formation of NO2 were 0.010 mol/L*s,, what would be the rate of decomposition for N2O4 Plz show steps thx

Chemistry HELP
fast no+no-->n2o2, slow n2o2+h2-->n2o+h20, fast n2o+h2-->n2+h2o 1)What is the intermediates in the rxn 2)Write the rate law for this process

Chemistry
fast no+no-->n2o2, slow n2o2+h2-->n2o+h20, fast n2o+h2-->n2+h2o 1)What is the intermediates in the rxn 2)Write the rate law for this process

Math 12
(2,1) is a point on the graph of y= f (x) . Find the corresponding point on the graph of each of the following functions a) y= -f (-x) +2 b) y= f (-2(x+9))-7 c) y= f (x-2) +2 d) y= 0.3f (5(x-3)) e) y= 1- f(1-x) f) y= -f (2(x-8))

Chemistry 12
How to draw the structural diagram of 2,3 dichlorohexane

Biology HELP
Triaglyceride with three F.A.chains of 20 carbon how to calculate the ATP production Plz show the steps thank you

Biology 12
Triaglyceride with three F.A.chains of 20 carbon how to calculate the ATP production Plz show the steps thank you

biology
how to label the ecstasy molecular structure plz name each part the formula is C11 H15 NO2 HCl

Biology
in what categorize does Esctacy belong to? carbohydrate, lipid, protein or nucleic acid and why. can some give me 2 or 3 exaple why is belogs to it thank you in advenge

Biology
how does esctacy work plz i need 3 explanation

biology
in what categorize does Esctacy belong to? carbohydrate, lipid, protein or nucleic acid and why. can some give me 2 or 3 exaple why is belogs to it thank you in advenge

Math
How to write a math story that includes 4 examples... Possible math topics include: introduction to functions investigating quadratics quadratics highs & lows exponential functions fiancial applications of exponential function acute triangle trigonometry I'm taken MCF3M ma...

Education problem
what do i need to know before going to the university from high school for dentistry (which book is helpful for studying dentistry)

English help
Can anybody help me with wall-e the animation movie in a hero journey thank u :)

English
How can i compare life of pi with wall e in a hero's journey and what 3 point are most important to write a essay. Any help is needed thank u :)

chemistry help plzzz
how can i calculate the pH of the solution obtained when 50.00mL of 0.150mol/L hydrochloric acid is added to 75mL of a 0.111 mol/L aqueous sodium hydroxide solution. need help i am stuck with that question thank you :)

chemistry
an impure sample of oxalic acid C2O4H2, with a mass of 0.465g, is dissolved in water. a few drops of phenolphthalein indicator solution are added, and the solution is titrated with 0.190 mol/L aqueous sodium hydroxide held in a burette. the solutointurns pink when 49.5mL of so...

Chemistry
What will be the pH of an aqueous solution containing 0.040 mol/L sodium hydroxide?? I got 1.40 or 1.398 I rounded the numbers is my answer right??? If not what's the right answer?? I know I wrote the question again, because on the previous answer I did not understand what...

Chemistry help plz
How to calculate the hydronuim ion cencentration of solution with a pH of 2.5?

Chemistry
What will be the pH of an aqueous solution containing 0.040 mol/L sodium hydroxide?? I got 1.40 or 1.398 I rounded the numbers is my answer right??? If not what's the right answer??

Chemistry HMWK HELP
what is the overall neutralization reaction equation and the net ionic equation for potassium hodrogen sulphate and sodium hydroxide. Need help with my hmwk. Thank you

Chemistry
What is the conjugate base for each of the following acids? NH3, HSO3-, H2PO4-, H3O+, NH4+.

Chemistry
what is the overall neutralization reaction equation and the net ionic equation for potassium hodrogen sulphate and sodium hydroxide. Need help with my hmwk thank you

Chemistry
Which of the following would you expect to act as bronsted-Lowry bases: Br-, H3PO4, H2O, Li+, NH4+, NH2-. Explain your choices. Thank you

Chemistry HELP
A solution of gaseous methylamine, CH3NH2, turns red litmus blue. Write the equation and explain this observation.

Chemistry
Liquid Hydrogen perchlorate HClO4 dissolves in water to form what?? Plz write the equation...and also can someone identify the hydrogen ion donor and acceptor thank you :-)

Re chemistry
What are the concentrations in mass of the following solutions: a) a 200mL aqueous solution containing 4.26g sodium solfate. b) a 2.00 L aqueous solution containing 107.0g ammonium chloride NH4Cl. Plz can give me someone the answers for BOTH and the steps how you did it plzzzz...

Chemistry
What are the concentrations of the following solutions: a) a 200mL aqueous solution containing 4.26g sodium solfate. b) a 2.00 L aqueous solution containing 107.0g ammonium chloride NH4Cl. Plz can give me someone the answers for BOTH and the steps how you did it plzzzzzz :)

chemistry hw help :)
which of the following substances dissolve in each other? and why? water ethylene glycol isopropanol cycolohexane ethyl acetate

english grade 12 Important due on monday
hey i need help .....how can i start the essay with the introduction ( containing my thesis) about the links between animal behavior and human behavior and i need also give examples from the book "life of Pi" thaks for everyone who help me out!!!!

Biology HW HELP
hey i need help for some of these questions and on pedigree with the help of this story......This is the story of Grandma and Grandpa Flipnob, and their clan! They were married way back in 1933 and have been just like newlyweds ever since. From their union, 4 individuals were ...

stoichiometry problems
Hey I hve problems with calculate stoichiometry problems and next week I have a test about it can someone help me out and give me a site where everything is written step by step ....thank u guys :) I REALLY NEED HELP NO JOKING

CHEMISTRY
WHAT WILL BE THE BALANCE CHEMICAL FORMULA FOR THIS QOUESTION ammonia is produced by sythesizing nitrogen and hydrogen gas. if i have 2 mols of nitrogen gas and 5 mols of hydrogen gas, which reagent will run out first??

chemistry HMWK help....... REPOST
you decide to have a BBQ in your backyard. you have 1Kg of pentane (C5H12) in the tank. What is the amount of carbon dioxide (in mass and mols) you will be contributing to the greenhouse gas effect by using up that 1Kg of pentane? plz.... need the answer with steps...thank you...

chemistry
an evil chemist would like to produce 2.4 toones of sulphur dioxide to pollute his city. the chemist know that zinc sulphide and oxygen can react to produce zinc oxide and sulphure dioxide. how much oxygen and zinc will he need to purchase to make his evil, but chemically plau...

chemistry HMWK help.......
hey can u show me the shorter way to do plzzz and thx for the answer... :)

chemistry HMWK help.......
ammonia is produced by sythesizing nitrogen and hydrogen gas. if i have 2 mols of nitrogen gas and 5 mols of hydrogen gas, which reagent will run out first?? a) if i have 0.0345 mols of nitrogen gas and 0.0537 mols of hydrogen gas, which reagent will run out first? how many mo...

chemistry
there is also part a) and b) to this qoustion that i wrote. i forgot to write it sorry. a) what amount of oxygen is neede to react completely with 2.4g of magnesium? b) if i have 2g of magnesium and 5g of oxygen, which reactant will run out first???

chemistry
provide with enough heat, magnesium and oxygen can undergo a synthesis reaction. how much magnesium is neede if 3.5kg of product is desired?

chemistry HELP
hydrogen peroxide (H2O2) decomposes into water and oxygen. what amount of hydrogen peroxide is necessary to produce 24g of oxygen.

chemistry
thanks foe helping me, but there are no steps shown ????

chemistry
nitrogen gas and oxygen gas combines to produce nitrogen dioxide. What amount of oxygen gas is needed to completely react with 3kg of nitrogen gas?

chemistry HELP......
what mass of hydrogen will react with 25g of oxygen to produce water?

chemistry HMWK help.......
C5H12 + 8O2 -----> 5CO2 + 6H2O i balance the equation i hope its right.so what the next step....

chemistry HMWK help.......
you decide to have a BBQ in your backyard. you have 1Kg of pentane (C5H12) in the tank. What is the amount of carbon dioxide (in mass and mols) you will be contributing to the greenhouse gas effect by using up that 1Kg of pentane? plz.... need the answer with steps...thank you

chemistry
ten mols of metallic iron was dissolved in concentrated HCl.what is the balanced chemical equation? a) what is the mass of each product that formed? b) what amount of HCl was used in this reaction? need help in those three questions please......

Chemistry Gd 11
If 150g of C8H18 is combusted what mass of water will be produced???

Chemistry Gd 11
How many molecules of product would be produced from 10g of chlorine gas ??

Chemistry Gd 11
How many product can be produced from 37g of sodium ???

Chemistry Gd 11
How many moles of chlorine gas would reacht with 10 moles of sodium to form sodium chloride?

Chemistry grd 11
Hey thank u for ur answer ... but can u show me with steps from question 4 to 6 please because I didn't get it what u mean there and please can u tell me what the answer will be thank you .....

Chemistry grd 11
Provided with enough heat, magnesium and oxygen can undergo a synthesis reaction. How much magnesium oxide is produced if 50g of Mg is reacted with 50g of oxygen?

Chemistry grd 11
Provided with enough heat, magnesium and oxygen can undergo a synthesis reaction. How much magnesium oxide is produced if 50g of Mg is reacted with 50g of oxygen?

Chemistry
Provided with enough heat, magnesium and oxygen can undergo a synthesis reaction. How much magnesium oxide is produced if 50g of Mg is reacted with 50g of oxygen?

Chemistry
Hydrogen peroxide decomposes into water and oxygen. What amount of hydrogen peroxide is necessary to produce 1 kg of oxygen

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