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alekssr [168]
3 years ago
11

Explain why the speed of sound is faster in solids than in gases. Include two other factors Chapter 17 says the speed of sound c

an depend on.
Chemistry
2 answers:
Elza [17]3 years ago
8 0

It is faster in solids generally because the particles in a solid tend to be closer together than particles in a gas.

Two other factors the speed of sound can depend on is the density of the medium and how elastic the medium is

Ilya [14]3 years ago
7 0
<span>Gases are at higher temperatures than solids. Other factors are the source of sound and how far away it is.</span>
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Does indium react with acid?
Zinaida [17]
Yes it will react with acid.
4 0
3 years ago
Two voltaic cells are to be joined so that one will run the other as an electrolytic cell. In the first cell, one half-cell has
vladimir1956 [14]

Au/Cr cell will run as a voltaic cell and Co/Zn cell will run as an electrolytic cell.

<h3>What is an electrolytic cell?</h3>

An electrolytic cell that uses electrical energy to enable a non-spontaneous redox reaction is known as an electrolytic cell.

Certain chemicals can be electrolyzed using electrolytic cells, which are electrochemical cells.

For example, water can be electrolyzed to create gaseous oxygen and gaseous hydrogen with the use of an electrolytic cell.

The following are the three essential parts of electrolytic cells:

Cathode (which is negatively charged for electrolytic cells)

Anode (which is positively charged for electrolytic cells)

Electrolyte

The reactions for each half cell is given by

Au^{3+}(aq) + 3e^- \rightleftharpoons Au(s) ; E° = 1.50 V

Cr^{3+}(aq) + 3e^- \rightleftharpoons Cr(s) ; E° = –0.74 V

Co^{2+}(aq) + 2e^- \rightleftharpoons Co(s) ; E° = –0.28 V

Zn^{2+}(aq) + 2e^- \rightleftharpoons Zn(s) ; E° = –0.76 V

When the Au/Cr cell will run as a voltaic cell and Co/Zn cell will run as an electrolytic cell, the a difference in the voltages is produced

E^o_{series} = E^o_{Au/Cr} - E^o_{Co/Zn}  = 2.24 V – 0.48 V = 1.76 V

Learn more about electrolytic cell:

brainly.com/question/19854746

#SPJ4

7 0
1 year ago
For a particular reaction, δh = 120.5 kj and δs = 758.2 j/k. calculate δg for this reaction at 298 k.
Yakvenalex [24]
Data Given:
                   Change in Entropy  =  ΔH  =  120.5 kJ  =  1.20 × 10⁵ J

                             Temperature  =    T  =  298 K

                   Change in Entropy  =  ΔS  =  758.2 J/K

Using Formula,
                                    ΔG  =  ΔH  - T ΔS
Putting Values,
                                    ΔG  =  (1.20 × 10⁵ J) - (298 K × 758.2 J/K)

                                    ΔG  =  -1.059 × 10⁵ J

                                    ΔG  =  -105.94 kJ
8 0
3 years ago
How should students prepare to use chemicals in the lab? Select one or more: Sort the lab chemicals in alphabetical order for qu
maksim [4K]

Answer:

Sort the lab chemicals in alphabetical order for quick access.

Become familiar with the chemicals to be used, including exposure or spill hazards.

Locate the spill kits and understand how they are used.

Explanation:

There are many chemicals in a laboratory hence they should be sorted out and arranged in alphabetical order so that theory can easily be identified and located whenever they are required.

The properties of each chemical should be known especially hazards connected to exposure or spill of the chemicals.

The students should also familiarize themselves with the contents of spill kits and how they are used.

7 0
3 years ago
The following chemical equation is not balanced: CO2 + H2 CH4 + H2O When this chemical equation is correctly balanced, what is t
svet-max [94.6K]
The answer is B.2

CO2+4H2 -> CH4 +2H2O
6 0
3 years ago
Read 2 more answers
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