Answer:
The answer is "Option A".
Explanation:
Series:

Solving the above series:

So, the series is: 
Answer: Option D) 298 g/mol is the correct answer
Explanation:
Given that;
Mass of sample m = 13.7 g
pressure P = 2.01 atm
Volume V = 0.750 L
Temperature T = 399 K
Now taking a look at the ideal gas equation
PV = nRT
we solve for n
n = PV/RT
now we substitute
n = (2.01 atm x 0.750 L) / (0.0821 L-atm/mol-K x 399 K
)
= 1.5075 / 32.7579
= 0.04601 mol
we know that
molar mass of the compound = mass / moles
so
Molar Mass = 13.7 g / 0.04601 mol
= 297.7 g/mol ≈ 298 g/mol
Therefore Option D) 298 g/mol is the correct answer
Answer:
(A)-Light-Bulb, Automobile Engine, Power Plant, Electric Motor
Explanation:
To get the least efficient to the most efficient the chart below explains how to the get it
Incandescent light bulb-5%
Florescent light bulb-20%
Electric motor-90%
Power plant-35%
Automobile engine-25%
Home oil furnace-80%
Answer: The correct answer is : Fault block mountain with rough edges and steep cliffs
Explanation: Snowy saws are an example of a mountain chain blocked by faults. The snowy mountains were formed because the tectonic movement forced some segments of the earth's crust up into irregular pieces and others down.
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