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Umnica [9.8K]
3 years ago
8

Can someone explain this please? What are sound waves?

Chemistry
2 answers:
In-s [12.5K]3 years ago
5 0

Answer:

sound waves is what causes you and thing with be able to hears sounds and things

Aleks04 [339]3 years ago
5 0

Answer:

A wave of compression and rarefaction, by which sound is propagated in an elastic medium such as air

Explanation:

Sound waves are often simplified to a description in terms of sinusoidal plane waves which are characterized

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What kind of fossils can tell scientists what dinosaurs ate
Sunny_sXe [5.5K]
Coplorites I believe.

Hope this helps!

:)


5 0
4 years ago
Cu + 2AgNO3 →
netineya [11]

Answer: 292.54g of Ag

Explanation:

Cu + 2AgNO3 →Cu(NO3)2 + 2 Ag

mass conc. Of Ag = n x molar Mass

Mass conc. Of Ag = 2 x 108 = 216g

From the equation,

63.5g of Cu produced 216g of Ag

Therefore, 86g of Cu will produce Xg of Ag. i.e

Xg of Ag = (86 x 216)/63.5 = 292.54g

5 0
3 years ago
How does the sun energy affect the movement of the global winds
igomit [66]
The sun affects the movement of global winds by heating up the water at Equator
8 0
3 years ago
A biochemical reaction will proceed in the direction as written if:_______a. ΔG > 0.b. ΔH > 0.c. ΔG = zero.d. ΔG < 0.e.
garik1379 [7]

Answer:

ΔG < 0

Explanation:

The condition for spontaneity of a chemical reaction is that ∆G<0. Hence for any biochemical reaction to proceed as written, ∆G must have a negative value.

If ∆G >0, the reaction is not spontaneous and will not proceed as written. ∆G=0 means that the reaction has attained equilibrium.

5 0
4 years ago
How to obtain pure aluminium oxide from sodium aluminate. pls help.​
cupoosta [38]

Answer:

<em>By</em><em> </em><em>Bayer</em><em> </em><em>process</em><em>.</em>

Explanation:

<em>In the Bayer process, bauxite ore is heated in a pressure vessel along with a sodium hydroxide solution (caustic soda) at a temperature of 150 to 200 °C. At these temperatures, the aluminium is dissolved as sodium aluminate (primarily [Al(OH)4]−) in an extraction process.</em>

6 0
3 years ago
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