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matrenka [14]
3 years ago
12

¿Cuáles son ejemplos de elementos químicos que pertenecen al grupo de los gases nobles o gases raros?

Chemistry
1 answer:
Aliun [14]3 years ago
5 0

Answer:

traducir al español esa es la respuesta

自分の仕事をする

Explanation:

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Give 1 example of a chemical reaction that is involved in coral<br> bleaching.
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2HCO3 - + Ca2+ CaCO3 + CO2 + H2O Bicarbonate (HCO3-) combines with calcium ions in the water to make calcium carbonate (CaCO3, limestone). This process can occur both within organisms such as corals or as a simple chemical reaction in the water itself.
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A fog over a lake. what two changes of state must occur to produce the fog? do the water molecules absorb or release energy duri
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The water from the lake must first evaporate from the liquid state to the gaseous state and then condense in the air to form vapors.
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3 years ago
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Among animals, what is one major advantage of sexual reproduction compared to asexual reproduction?
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3 years ago
0.50 mol A, 0.60 mol B, and 0.90 mol C are reacted according to the following reaction
algol [13]

Reactant C is the limiting reactant in this scenario.

Explanation:

The reactant in the balanced chemical reaction which gives the smaller amount or moles of product is the limiting reagent.

Balanced chemical reaction is:

A + 2B + 3C → 2D + E

number of moles

A = 0.50 mole

B = 0.60 moles

C = 0.90 moles

Taking A as the reactant

1 mole of A reacted to form 2 moles of D

0.50 moles of A will produce \frac{2}{1} = \frac{x}{0.50}

thus 0.50 moles of A will produce 1 mole of D

Taking B as the reactant

2 moles of B reacted to form 2 moles of D

0.60 moles of B reacted to form x moles of D

\frac{2}{2} = \frac{x}{0.6}

x = 2 moles of D is produced.

Taking C as the reactant:

3 moles of C reacted to form 2 moles of D

O.9 moles of C reacted to form x moles of D

\frac{2}{3} = \frac{x}{0.9}

= 0.60 moles of D is formed.

Thus C is the limiting reagent in the given reaction as it produces smallest mass of product.

5 0
3 years ago
The vapor pressure of ethanol at its normal boiling point would be
Galina-37 [17]
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thx hope this helped bye.</span>
4 0
3 years ago
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