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mart [117]
3 years ago
11

Solid iron(II) sulfide reacts with aqueous hydrochloric acid to produce aqueous iron(II) chloride and hydrogen sulfide gas . Wri

te a balanced chemical equation for this reaction.
Chemistry
1 answer:
Sphinxa [80]3 years ago
7 0

A balanced chemical equation for this reaction :

FeS(s)+2HCl(aq)→FeCl2(aq)+ H2S(g)

<h3>Further explanation</h3>

Given

Word equation

Required

Balanced equation

Solution

The chemical equation can be expressed in terms of:

  • word equation
  • skeleton equation
  • balanced equation

Skeleton equation

FeS(s)+ HCl(aq) --> FeCl2 (aq) + H2S (g)

Balanced equation

FeS(s)+2HCl(aq)→FeCl2(aq)+ H2S(g)

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The splitting of carbon dioxide to form oxygen gas and carbon compounds occurs during
Oxana [17]

Answer:

neither photosynthesis nor respiration.

Explanation:

Photosynthesis is the process by which the green plants, in the presence of sunlight makes their own food. In the process carbon dioxide is absorbed and oxygen is released.

6CO_2 + 6H_2O\ (sunlight)\ \rightarrow C_6H_{12}O_6 + 6O_2

Respiration is the intake of oxygen and the metabolism of the glucose in which it is breakdown and releases carbon dioxide.

C_6 H_{12}O_6 + 6O_2\rightarrow 6CO_2 + 6H_2O + ATP

In neither of the two processes, carbon dioxide is splitted.

5 0
3 years ago
A hydrate of CoCl2 with a mass of 6.00 g is heated strongly. After cooling, the mass of the anhydrate is 3.27 g.
ivann1987 [24]
A hydrate is a substance that contains water or its constituent elements. When this substance is heated, water is evaporated leaving an unhydrate. From this sample, the amount of water present would be equal to 2.73 g. Hope this answers the question. Have a nice day.
5 0
4 years ago
Which statement is true about elements in a period on the periodic table?
frozen [14]

Answer:

they have differnet properties that repeat across the next period

Explanation:

5 0
3 years ago
Read 2 more answers
Mercury is 13.6 times as dense as liquid water. What would be the reading of a water-filled barometer at normal atmospheric pres
Flura [38]
<span>The reading of a water-filled barometer at normal atmospheric pressure would show 1.03 x 10 cm3 height of water column.</span>
3 0
4 years ago
If you have 10 grams of Lithium Oxide what will the volume be? Show your work
gogolik [260]

Answer:

Volume occupied by 10 grams of Lithium Oxide at STP is 7.52 L

Explanation:

STP (Standard Temperature and Pressure) : It is used while performing calculation on gases and provide standards of measurements while performing experiment.

According to IUPAC (International Union of Pure And applied Chemistry) , standard temperature is 273.15 K and Pressure is 100 kPa (0.9869 atm). At STP condition 1 mole of substance occupies 22.4 L volume .

Molar mass of Lithium Oxide = 29.8 g/mol

Li_{2}O = 2(6.9) + 15.99 = 29.8

Mass of 1 mole Li_{2}O = 29.8 g

1 mole Li_{2}O occupies, Volume = 22.4 L

29.8 g Li_{2}O occupies, V = 22.4 L

1 g Li_{2}O occupies ,V = \frac{22.4}{29.8}

1 g Li_{2}O occupies ,V = 0.7516 L

10 g tex]Li_{2}O[/tex] occupies ,V = 0.7516 \times10 L

V = 7.52 L

So, volume occupied by Lithium Oxide At STP is 7.52 L

4 0
4 years ago
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