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Stels [109]
3 years ago
15

How many atoms are in a single molecule of FeCl2

Chemistry
1 answer:
Nady [450]3 years ago
7 0
3
One from fe
And two from cl2
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Select all that apply.
lutik1710 [3]
Correct answer is <span>X = ΔH

Reason:
1) The graph of enthalpy Vs reaction coordinate  suggest the reaction is endothermic in nature. For endothermic reaction, energy if product is more than that of reactant. Hence,  option 1 i.e. </span><span>X = -ΔH cannot be correct.
2) Since the reaction is endothermic in nature, </span>energy if product is more than that of reactant. Hence,  option 2 i.e. X = ΔH is correct.
3) Activation energy is energy difference between Reactant (A) and transition state (B). However, as per option C, activation energy (A.E.) is energy difference between product (C) and transition state (B), which is incorrect. 
6 0
3 years ago
Read 2 more answers
10: Convert 77.0 L at 18.0 mmHg to its new volume at standard pressure.
olchik [2.2K]

Answer:

The answer to your question is   V2 = 1.82 l

Explanation:

Data

Volume 1 = 77 l

Pressure 1 = 18 mmHg

Volume 2 = ?

Pressure 2 = 760 mmHg

Process

Use Boyle's law to solve this problem

                P1V1 = P2V2

-Solve for V2

                 V2 = P1V1/P2

-Substitution

                 V2 = (18 x 77) / 760

-Simplification

                 V2 = 1386 / 760

-Result

                 V2 = 1.82 l

5 0
4 years ago
What two elements are present in the compounds in the last two rows of table 4​
castortr0y [4]

Answer:could u expand on the question

Explanation:

8 0
3 years ago
23
grigory [225]

Answer:

The anser is C

Explanation:

This is because the fungi and bacteria are the decomposer, and their job is to decompose dead organism.

7 0
3 years ago
Read 2 more answers
How are the orbits of asteroids similar to, or different from planetary orbits?
Strike441 [17]
Aside from banks, what are 2 other places you might be able to borrow
money? And can you help with more questions on my page thank you so much I really appreciate you and everything you do for this app
7 0
3 years ago
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