tarkan

This page lists questions and answers that were posted by visitors named tarkan.

Questions

The following questions were asked by visitors named tarkan.

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......

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...

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

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?

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

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...

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 evi...

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??

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 unio...

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!!!!

which of the following substances dissolve in each other? and why? water ethylene glycol isopropanol cycolohexane ethyl acetate

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...

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 :)

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

how does esctacy work plz i need 3 explanation

an orienteer runs 300m north and then 400m to the southeast (at a 45 degree angle to north). if he runs at a constant speed, how far away is he from the starting position?

Answers

The following answers were posted by visitors named tarkan.

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???

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

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

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