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Aleonysh [2.5K]
3 years ago
14

PLEASE PLEASE PLEASE PLEASE HELP CHOOSE TWO DONT GUEES PLEASE ITS MY ONLY HOPE.

Chemistry
2 answers:
hichkok12 [17]3 years ago
7 0
I think it's A and B! I haven't done the rock cycle in forever but c has nothing to do with rocks and i don't think it's d! Hopefully this helps!
balu736 [363]3 years ago
6 0
A I don’t know how to explain it but I just know that it’s A
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How many grams of oxygen are needed to produce 5.40 g of water according to this equation? 2 H2 (g) + O2 (g) ⟶ 2 H2O (l)
garik1379 [7]

Explanation:

https://socratic.org/questions/using-the-equation-2-h2-o2-2-h2o-determine-how-many-grams-of-oxygen-will-be-need

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3 years ago
In sience is copper a element or not a element
sukhopar [10]

Answer:

a element

Explanation:

In science copper is a element. It is one of the transition metals found on the periodic table of elements.

Elements are distinct substances that cannot be split-up into simpler substances. Such substances consist of one kind of atom.

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3 years ago
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Answer:

the overall charge on the nitride anion is  

( 3 − ) .

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3 years ago
If 0.251moles of H2O gas are produced, how many liters of oxygen gas was used?
Alborosie

Answer:

o.251 prduces 45.7L of oxogen

Explanation:

hope this helps

4 0
4 years ago
Select True or False: Hydrogen plays an important role in many industrial processes. The following correctly represents a balanc
Orlov [11]

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5 0
3 years ago
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