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photoshop1234 [79]
3 years ago
11

Plz Help I have One more time To retake and I can't fail it..​

Chemistry
1 answer:
navik [9.2K]3 years ago
4 0

Answer:

A

Explanation:

I think the answer would be A

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Which compounds were classified as organic compounds according to the early chemists​
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Organic compound, any of a large class of chemical compounds in which one or more atoms of carbon are covalently linked to atoms of other elements, most commonly hydrogen, oxygen, or nitrogen.

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2 years ago
La precipitación ácida es un agente de?
serg [7]

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acid precipitation is an agent of

Explanation:

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3 years ago
Why do the Noble gases have the highest ionization energies across a period?
Kitty [74]

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ionization energy decreases from top to bottom in groups, and increases from left to right across a period. So technically, the noble games have the largest ionization energy.

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2 years ago
I have a mixture of sand salt and water from the sea. Describe in detail how I separate these three substances and explain why e
Ivanshal [37]

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You can separate a mixture of sand, salt and water by decantation and evaporation. Decantation will separate sand from salt and water. Sand remains in the original vessel, whereas salt and water is transfered to new vessel. Evaporation will separate salt from water.

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2 years ago
2H2O + 2Na ? 2NaOH + H2 Which of these is a reactant in this chemical reaction?
marin [14]
<h2>Answer:</h2>

Water (H2O) and Sodium (Na) are reactants.

<h2>Explanation:</h2>

2H2O+2Na......2NaOH+H2

In the above reaction the water (H2O) and sodium (Na) are reactants and sodium hydroxide (NaOH) and hydrogen are products.

And this is the single displacement reaction.

8 0
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