subject

Chemistry, 24.12.2021 23:30 ridzrana02

Please help me and promise I will mark as brainiest I need it in ISEF please how much energy does the vehicle hydrogen fuel cell need to break hydrogen into ions ?!

ansver

Answers: 2

Show answers

Another question on Chemistry

question

Chemistry, 21.06.2019 13:20

Amixture of gaseous sulfur dioxide and oxygen are added to a reaction vessel and heated to 1000 k where they react to form so3(g). if the vessel contains 0.669 atm so2(g), 0.395 atm o2(g), and 0.0851 atm so3(g) after the system has reached equilibrium, what is the equilibrium constant kp for the reaction: 2 so2(g) o2(g) ⇌ 2 so3(g)

Answers: 3

question

Chemistry, 22.06.2019 04:30

Suppose that during that icy hot lab 65,000 j of energy were transferred to 450 g of water at 20°c what would have have been the final temperature of the water

Answers: 2

question

Chemistry, 22.06.2019 10:30

What is the correct equation for cellular respiration?

Answers: 2

question

Chemistry, 22.06.2019 12:50

What is the chemical name of the compound na2co3? use the list of polyatomic ions and the periodic table to you answer. a. sodium carbon oxide b. sodium carbonate c. sodium(ll) carbonate d. sodium oxalate

Answers: 1

You know the right answer?

Please help me and promise I will mark as brainiest I need it in ISEF please how much energy does...

Questions

question

English, 18.12.2019 21:31

Why does nobody ever answer my questions?...

question

Arts, 18.12.2019 21:31

Which photo editing effect brightens the bright parts of the image and darkens the dark parts? oa sharpen ob. clone oc desaturate

question

Biology, 18.12.2019 21:31

Which of the following best describes a person's genotype? a. the environment a person grows up in b. the genes that a person has c...

question

English, 18.12.2019 21:31

In the space provided, write whether the verb in sentence is active voice or passive voice. some people wonder about the future of the sari....

question

Spanish, 18.12.2019 21:31

Choose the following number in spanish: 88 ochenta noventa ochenta y ocho ochenta y nueve...

question

History, 18.12.2019 21:31

15. what were the reasons that christianity spread throughout the roman empire? a. it embraced all people: men and women, rich and poor....

question

Biology, 18.12.2019 21:31

How do the digestive system and circulatory system work together?...

question

English, 18.12.2019 21:31

In the space provided, write whether the verb in sentence is active voice or passive voice. since the second century b. c., indian women have worn sar...

question

Health, 18.12.2019 21:31

Will give brainliest and 20 pts! overtraining and undereating can send your body into a mild form of shock brought on by the massive we...

question

Arts, 18.12.2019 21:31

Art can evoke different emotions and reactions in people. which painting was attacked by someone who didn't like abstract art? a. vincent van g...

question

Computers and Technology, 18.12.2019 21:31

Which of the following is of the least importance for safety when planning a recreational outing? a. the weather forecast at your h...

question

Mathematics, 18.12.2019 21:31

Acredit card offers an apr of 15.83% and compounds interest daily. which is it most likely to advertise, it’s a apr or effective interest rate?...

question

Mathematics, 18.12.2019 21:31

Will give brainliest for correct answer plus points!

question

English, 18.12.2019 21:31

The fbi believes the murders are related to the drug problem in the commune “ dance hall of the dead” true or false...

question

Mathematics, 18.12.2019 21:31

Abird that was perched atop a 15.5 foot tree dives down six feet to a branch below. how far above the ground is the birds new location?...

question

Social Studies, 18.12.2019 21:31

Me plz explain why it's wise to only proofread a document for only one type of error at a time....

question

Mathematics, 18.12.2019 21:31

Carlos wants to ship 24 small packages that are each in the shape of a cube. the volume of each cube is 8 cubic inches. to ship the packages, he selec...

question

Mathematics, 18.12.2019 21:31

Determine whether the given point is a solution to the system of equations. explain a.(2,-5) x+y=-32x-y=6

question

Mathematics, 18.12.2019 21:31

What is the value of x? o x = 32 x = 36 x = 37 o x = 40 (x + 15) (4x – 20)...

question

Business, 18.12.2019 21:31

When a large bank contracts with a custodial service company to provide janitorial and light maintenance duties for them are?...

More questions: Chemistry Another questions

Questions on the website: 13722363