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Sauron [17]
3 years ago
15

Please helpppppp I be thankful

Chemistry
1 answer:
grigory [225]3 years ago
8 0
Valence électrons don’t define which group You are in so you can cross those choices out.
A would be incorrect because element 1 has 1 valence electron while element 2 has 2 valence electrons.
D would be correct because both elements have two valence electrons.
Also, pls don’t hate if I am wrong!
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Answer:

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As per table gastric juice has pH of 1.7 which is the strong acid. If you remember, 0-7 range determines acids and litmus paper confirms that by turning red.

So correct choice is C.

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So it will help you see what is 5 times 9 it is 40.
dolphi86 [110]

Answer:

40

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3 years ago
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Karo-lina-s [1.5K]

1:2:6? Ba(NO3)2 +Na2SO4 -----> BaSO4 + 2NaNO3

Ba(NO3)2

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5 0
3 years ago
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Mariulka [41]

Answer:

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So the result is 0.9 moles of water

(Please correct me if I'm wrong)

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