Pressure and Volume are inversely related as:

We can also write it as:

R is the constant of proportionality. Using the first row of given table, we can write:
Thus, the value of R, the universal gas constant is 8.31
Answer:
the answer is (R-7)÷5
Step-by-step explanation:
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Answer:
nitrogen is the solvent and oxygen is the solute
Step-by-step explanation:
Most of the time the solute will be present in a smaller quantity and the solvent will appear in a larger quantity.
Answer:
She didn't put the sign's in the proper place, it should be ( x + 3 ) ( x - 7 )
Step-by-step explanation:
( x - 3 ) ( x + 7 ) = x² + 7x - 3x - 21 = x² + 4x - 21
( x + 3 ) ( x - 7 ) = x² - 7x + 3x - 21 = x² - 4x - 21