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Otrada [13]
3 years ago
8

Balance the chemical equation below using the smallest possible whole number stoichiometric coefficients. H2(g)+P4(s)=4PH3(g)

Chemistry
1 answer:
tiny-mole [99]3 years ago
6 0

Answer: 6H2+P4–>4PH3

Explanation:

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How many total atoms are in 4Al2O3?
Paha777 [63]

Answer:20

Explanation:

5 0
3 years ago
Please help!!
viva [34]

Answer:

Answer is 2nd

Explanation:

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5 0
3 years ago
Calculate the volume of each of the following gases at STP
kherson [118]
For Ar :

1 mol ------------ 22.4 L ( at STP )
7.6 mol ---------- x L 

x = 7.6 * 22.4

x = 170.24 L
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For C2H3:

1 mol ------------ 22.4 ( at STP)
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y = 0.44 * 22.4

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hope this helps !.



7 0
4 years ago
Assuming the same temperature and pressure for each gas, how many milliliters of carbon dioxide are produced from 16 0 mL of CO
aivan3 [116]

Answer:

V_{CO_2}=16.0mL

Explanation:

Hello,

In this case, given that the same temperature and pressure is given for all the gases, we can notice that 16.0 mL are related with two moles of carbon monoxide by means of the Avogadro's law which allows us to understand the volume-moles relationship as a directly proportional relationship. In such a way, since in the chemical reaction:

2CO(g)+O_2(g)\rightarrow 2CO_2(g)

We notice two moles of carbon monoxide yield two moles of carbon dioxide, therefore we have the relationship:

n_{CO}V_{CO}=n_{CO_2}V_{CO_2}

Thus, solving for the yielded volume of carbon dioxide we obtain:

V_{CO_2}=\frac{n_{CO}V_{CO}}{n_{CO_2}} =\frac{2mol*16.0mL}{2mol}\\ \\V_{CO_2}=16.0mL

Best regards.

7 0
3 years ago
Please help with this one
bonufazy [111]

Answer: B) increasing temperature

Explanation:

3 0
3 years ago
Read 2 more answers
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