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enot [183]
2 years ago
15

If 4.5 mol of C6H8O7 react, how many moles of CO2 and Na3C6H5O7 will be produced?

Chemistry
1 answer:
Salsk061 [2.6K]2 years ago
5 0

Answer:

A. 13.5 moles of CO2

B. 4.5 moles of Na3C6H5O7

Explanation:

We'll begin by writing the balanced equation for the reaction. This is given below:

3NaHCO3(aq) + C6H8O7(aq) → 3CO2(g) + 3H2O(s) + Na3C6H5O7(aq)

A. Determination of the number of mole CO2 produced from the reaction. This is illustrated below:

From the balanced equation above,

1 mole of C6H8O7 reacted to produce 3 moles of CO2.

Therefore, 4.5 moles of C6H8O7 will react to produce = 4.5 x 3 = 13.5 moles of CO2.

From the above calculation, 13.5 moles of CO2 is produced

B. Determination of the number of mole of Na3C6H5O7 produced by the reaction. This is illustrated below:

From the balanced equation above,

1 mole of C6H8O7 produced 1 mole of Na3C6H5O7.

Therefore, 4.5 moles of C6H8O7 will also produce 4.5 moles of Na3C6H5O7.

Therefore, 4.5 moles of Na3C6H5O7 is produced from the reaction.

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We can use the ideal gas equation:

PV = nRT

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R = 0.082 atm*l/(K*mol)

T = 400K

We will have to convert from Pa to atm or viceversa.

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2atm*V = 0.050 mole*0.082 atm*l/(K*mol)* 400K

V = 0.050 mole*0.082 atm*l/(K*mol)* 400K/2atm = 0.82 liters = 820 mililiters



8 0
3 years ago
Describe the difference between a chemical reaction and a physical change.
GREYUIT [131]
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5 0
2 years ago
A scientist wants to make a solution of tribasic sodium phosphate, Na3PO4, for a laboratory experiment. How many grams of Na3PO4
Harman [31]
Na₃PO₄ -----> 3Na(+) + PO₄(3-)
y-y.......................3y...........y

3y = 1.2
y = 0,4M

Na₃PO₄ -----> 3Na(+) + PO₄(3-)
0,4-0,4..............1,2..........0,4
0.........................1,2..........0,4

C = n/V
n = C×V
n = 0,4×0,65L
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mNa₃PO₄: (23×3)+31+(16×4) = 164 g/mol

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5 0
3 years ago
Nitrogen has two isotopes. One has an atomic mass of 14.003
Ilia_Sergeevich [38]

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d= 14.007 amu

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Abundance of N¹⁵ = 0.37%

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Average atomic mass = ?

Solution:

Average atomic mass = (abundance of 1st isotope × its atomic mass) +(abundance of 2nd isotope × its atomic mass)  / 100

Average atomic mass = (14.003 × 99.63)+(15.000× 0.37) /100

Average atomic mass =  1395.12 + 5.55 / 100

Average atomic mass  = 1400.67/ 100

Average atomic mass = 14.007 amu.

6 0
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There's a lot of things built from petroleum, such as toothpaste.

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Jet Fuel ( kerosene) 8%

Propane / Propylene 7%

NGL / LRG 6%

Still Gas 4%

Petrochemical Feedstocks 2%

Petroleum Coke 2%

Residual / Heavy Fuel Oil 2%

Asphalt / Road Oil 2%

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Miscellaneous Products / Special Naphthas 0.4%

Other Liquids 1%

Aviation Gasoline 0.1%

Waxes 0.04%

Kerosene 0.02%

5 0
2 years ago
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