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IrinaVladis [17]
2 years ago
14

A formula that relates the amount of a substance to a mass?​

Chemistry
2 answers:
vagabundo [1.1K]2 years ago
7 0
I believe its n= m/M

n - number of moles
m - mass of substance
M - molar mass of substance
KatRina [158]2 years ago
3 0

Explanation:

A formula mass of substance is a sum of the average atomics masses of each atom represented in the chemical formula and is expressed in atomic mass units.the formula mass of covalent compound is also called the molecular mass

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A bicycle tire is filled with air to a pressure of 100. psi at a temperature of 19C. Riding the bike on asphalt on a hot day inc
Zigmanuir [339]

Considering the direct relationship between pressure and temperature, the new pressure in the bicycle tire would be 63.01 psi

<h3>Gas law</h3>

The general gas laws is given by:

  P1V1/T1 = P2V2/T2

Where P1 = initial pressure V1 = initial volume T1 = initial temperature, P2 = final pressure, V2 = final volume, and T2 = final temperature.

In this case, P1 = 100 psi, V1 = 1, T1 = 19+273 = 292, P2 = ?, V2 = 1.4, T2 = 58+273 = 331

P2 = P1V1T2/T1V2

        = 100x1x292/331x1.4

                   = 63.01 psi

More on gas laws can be found here: brainly.com/question/1190311

5 0
2 years ago
Which reaction would most likely occur at the cathode of an electrochemical cell?
JulijaS [17]

Answer:

D

Explanation:

D

5 0
3 years ago
El agua oxigenada se descompone rápidamente en agua y oxígeno cuando se le agrega una peueña cantidad de dióxido de manganeso, q
katovenus [111]

Answer:

IDK

Explanation:

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6 0
3 years ago
Oxidation-reduction reactions (often called "redox" for short) are reactions that involve the transfer of electrons from one spe
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A. Fe2O3 + 3CO= 2Fe+3CO2
Here element oxidised is CO or Carbon Monoxide, since oxygen is added.

B. 2HCl+2KMnO4+3H2C2O4=6CO2+2MnO2+2KCl+4H2O
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6 0
4 years ago
PLEASE HELP!
WINSTONCH [101]
I think the answer is a i hope it helps
5 0
3 years ago
Read 2 more answers
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