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zimovet [89]
2 years ago
11

Sound waves move the slowest through which medium : water ice air wood

Chemistry
2 answers:
Sladkaya [172]2 years ago
7 0

Answer: c - air

Explanation: took the test

sasho [114]2 years ago
5 0

Answer

Sounds travel slowest in gasses so it would be air

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Which is the smallest number?
My name is Ann [436]

Answer:

What I came up with was D equaling out to be 42

Explanation:

Im assuming you just do the math

A. 3.5 x 104 = 364

B. 2.4 x 103 = 247.2

C. 1.4 x 10^2_2 = 280

D. 4.9 x 10-7 = 42

I hope I helped.

5 0
3 years ago
Which statement is true for photosynthesis
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If an ideal gas has a pressure of 5.49 atm, a temperature of 88.78 °c, and has a volume of 22.03 l, how many moles of gas are in
kirza4 [7]
N = (PV)/RT
(T = 88.78 + 273 = 361.78K)
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Put it into the calculator. It's hard to do that on a mobile phone.
7 0
3 years ago
How much heat energy is required to raise the temperature of 5 kilograms of coal from 20c to 220c?
Elenna [48]
1.3 kJ/kg K x 5 kg x 200C = 1300 kJ 
The answer is <span>1,314,718 J</span>
7 0
3 years ago
Read 2 more answers
A compound A has prominent infrared absorptions at 1050, 1786, and 1852 cm–1 and shows a single absorption in the proton NMR spe
olya-2409 [2.1K]

Answer:

Compound A is succinic anhydride and B is methyl succinate (the monomethyl ester).

Structural Diagram is attached.

Explanation:

A.

Succinic anhydride appears as colorless needles or white crystalline solid. ... Succinic anhydride, also called dihydro-2, 5-furandione, is an organic compound with the molecular formula C4H4O3. It is the acid anhydride of succinic acid.

B.

Monomethyl succinate is a dicarboxylic acid monoester that is succinic acid in which one of the carboxy groups has been converted to its methyl ester. It is a dicarboxylic acid monoester and a hemisuccinate. ... They have the general structure RC(=O)OR', where R=fatty aliphatic tail or organyl group and R'=methyl group.

4 0
2 years ago
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