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Valentin [98]
2 years ago
13

How many grams of H2O would be produced if you started with 7 moles of ethylene (C2H4 )?

Chemistry
1 answer:
nydimaria [60]2 years ago
4 0

Answer:

Explanation:

so if the reaction is C2H4+3O2-->2H2O+2CO2

if there were 7 moles of C2H4:

(see the attachment)

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what information can a foliated metamorphic rock provide you about the conditions under which it formed
uysha [10]
The information that a foliated metamorphic rock provide about the conditions it was formed under are:(for many diffrent rocks like Phyllite and Amphibolite) 
you can tell by its features like if its smooth and sleek  or if its rough and bumpy those physical features.
3 0
3 years ago
Grains of sugar dissolve more quickly in tea than do sugar cubes. Which answer correctly describes why this occurs?
AnnZ [28]

Answer:

sugar cube is at great pressure

Explanation:

this is because great pressure means its more solid

6 0
2 years ago
when the equation __ cu __h2so4 → __cuso4 __h2o __so2 is correctly balanced, what is the coefficient of cuso4?
schepotkina [342]
<span>1 Cu + 2 H</span>₂<span>SO</span>₄<span> = 1 CuSO</span>₄<span> + 2 H</span>₂<span>O + 1 SO</span>₂

Coefficient od CuSO₄ = 1

hope this helps!
7 0
3 years ago
How many moles of oxygen atoms are in 1.2x10^25 diphosphorus pentoxide molecules
insens350 [35]

Answer:

19.9 atoms

Explanation:

Grams --- Moles --- Atoms

You're converting from atoms (molecules) to moles.

You do not have to calculate the mass of "di phosphorus pentoxide."

Since you're already given 1.2x10^25 atoms, you start with that. You need to cancel out the atoms, so you need Avogadro's number as shown in the image.

(This has nothing to do with the problem) But in case if you're wondering, the "di" in phosphorus means there's 2 phosphorus and the "pent" means that there are 5 oxygens. So P2O5. Go to your periodic table, multiply their respective atomic masses. You would multiply phosphorus twice and oxygen 5 times. And add them up to get the overall mass.

I hope this helped!

3 0
2 years ago
Which of the following metric prefixes are not one multiple of ten when moving forward or backward between prefixes?
velikii [3]

The metric prefixes which is not one multiple of ten when moving forward or backward between prefixes is: none of the above

Option c is the correct answer

<h3>What is metric prefix?</h3>

A metric prefix simply refers to a unit prefix that precedes a basic unit of measure to indicate a multiple or sub-multiple of the unit.

So therefore, the metric prefixes which is not one multiple of ten when moving forward or backward between prefixes is: none of the above

Complete question:

Which of the following metric prefixes are not one multiple of ten when moving forward or backward between prefixes?

a. micro

b.nano

c. none of the above

Learn more about metric prefix:

brainly.com/question/2050691

#SPJ1

8 0
1 year ago
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