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sasho [114]
3 years ago
12

Which equation represents the combined gas law?

Chemistry
1 answer:
stealth61 [152]3 years ago
4 0

Answer:

P1V1/T1= P2V2/T2

Explanation:

Combined gas law involves Boyle's law and Charles law altogether with the formula of Boyle's law as P1V1=P2V2

formula for charles law as V1/T1=V2/T2

so when combined form P1V1/T1=P2V2/T2

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A solution has a [Ag+(aq)] of 0.01 M. The chloride concentration in solution is 1 x 10-5 M. Based on the following reaction, ans
earnstyle [38]
 The value  of current  solubility  product  is calculated as  below

K =  (Ag+)( Cl-)

 Ag+  =  0.01 M
Cl-= 1 x10^-5M

K is therefore = 1 x10^-5 x 0.01 = 1 x10  ^ -7 M

The K obtained is greater  than  Ksp

that is    K>  KSp
 1x10^-7 >  1.7 x10 ^-10


will  precipitation  of AgCl form?

yes  the precipitation  of AgCl  will  be formed   since   K> KSP


7 0
4 years ago
I need help with number 2
Mademuasel [1]

Answer:

The water in the leaf will evaporate

Explanation:

the leaf would absorb the water and when sat in the sun, the water would evaporate and the leaf would dry out

6 0
3 years ago
Read 2 more answers
How do i pee correctly?
Volgvan

Answer:

The perfect pee is by adopting a posture where you sit on the toilet, with you feet flat on the ground, elbows on your knees and you lean forward. This is especially important in children because one in nine children develop bowel and bladder dysfunction purely due to inappropriate posture on the toilet.

Explanation:

6 0
2 years ago
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A 216-L cylinder holds propane gas at 184.8 kPa of pressure and 127°C. How many moles of propane are in the cylinder?
lbvjy [14]

Answer:

12 moles of propane.

Explanation:

From the question given above, the following data were obtained:

Volume (V) = 216 L

Pressure (P) = 184.8 KPa

Temperature (T) = 127 °C

Number of mole (n) =?

Next, we shall convert 127 °C to Kelvin temperature. This can be obtained as follow:

T(K) = T(°C) + 273

T(°C) = 127 °C

T(K) = 127 + 273

T(K) = 400 K

Finally, we shall determine the number of mole of propane gas in the container. This can be obtained as follow:

Volume (V) = 216 L

Pressure (P) = 184.8 KPa

Temperature (T) = 400 K

Gas constant (R) = 8.314 L.KPa/Kmol

Number of mole (n) =?

PV = nRT

184.8 × 216 = n × 8.314 × 400

39916.8 = n × 3325.6

Divide both side by 3325.6

n = 39916.8 / 3325.6

n = 12 moles

Thus, 12 moles of propane is present in the cylinder

8 0
3 years ago
How many grams of NaOH are in a 225.0 mL sample of a 2.5 M solution of NaOH? (Molar mass of NaOH is 40.0 g/mol)
ladessa [460]

Answer

Approx. 4 g of NaOH.

Explanation:

Concentration

 

=

 

Moles

Volume of solution

Number of moles

 

=

 

Volume

×

concentration  

=

0.250

⋅

L

×

0.400

⋅

m

o

l

⋅

L

−

1

=

 

0.100

⋅

m

o

l

Mass of sodium hydroxide

 

=

 

0.100

⋅

m

o

l

×

40.0

⋅

g

⋅

m

o

l

−

1

=

?

?

⋅

g

Explanation:

6 0
3 years ago
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