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tarkan
Questions and answers by visitors named
tarkan
Questions (22)
ten mols of metallic iron was dissolved in concentrated HCl.what is the balanced chemical equation?
a) what is the mass of each
2 answers
491 views
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
3 answers
450 views
what mass of hydrogen will react with 25g of oxygen to produce water?
2 answers
495 views
nitrogen gas and oxygen gas combines to produce nitrogen dioxide. What amount of oxygen gas is needed to completely react with
4 answers
782 views
hydrogen peroxide (H2O2) decomposes into water and oxygen. what amount of hydrogen peroxide is necessary to produce 24g of
2 answers
629 views
provide with enough heat, magnesium and oxygen can undergo a synthesis reaction. how much magnesium is neede if 3.5kg of product
3 answers
407 views
ammonia is produced by sythesizing nitrogen and hydrogen gas. if i have 2 mols of nitrogen gas and 5 mols of hydrogen gas, which
3 answers
553 views
an evil chemist would like to produce 2.4 toones of sulphur dioxide to pollute his city. the chemist know that zinc sulphide and
2 answers
942 views
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
2 answers
572 views
WHAT WILL BE THE BALANCE CHEMICAL FORMULA FOR THIS QOUESTION
ammonia is produced by sythesizing nitrogen and hydrogen gas. if i
2 answers
1,026 views
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
5 answers
1,154 views
hey i need help .....how can i start the essay with the introduction ( containing my thesis) about the links between animal
2 answers
534 views
which of the following substances dissolve in each other? and why?
water ethylene glycol isopropanol cycolohexane ethyl acetate
1 answer
453 views
an impure sample of oxalic acid C2O4H2, with a mass of 0.465g, is dissolved in water. a few drops of phenolphthalein indicator
2 answers
945 views
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
2 answers
493 views
in what categorize does Esctacy belong to? carbohydrate, lipid, protein or nucleic acid and why. can some give me 2 or 3 exaple
1 answer
394 views
how does esctacy work plz i need 3 explanation
3 answers
439 views
in what categorize does Esctacy belong to? carbohydrate, lipid, protein or nucleic acid and why. can some give me 2 or 3 exaple
1 answer
760 views
how to label the ecstasy molecular structure
plz name each part the formula is C11 H15 NO2 HCl
1 answer
348 views
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
1 answer
818 views
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
2 answers
1,326 views
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
4 answers
1,346 views
Answers (4)
hey can u show me the shorter way to do plzzz and thx for the answer... :)
thanks foe helping me, but there are no steps shown ????
C5H12 + 8O2 -----> 5CO2 + 6H2O i balance the equation i hope its right.so what the next step....
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???
