Question

Which one of the following indicates the value of the gas constant R?
(a) 1.987 cal K⁻¹ mol⁻¹
(b) 8.3 cal K⁻¹ mol⁻¹
(c) 0.0821lit K⁻¹ mol⁻¹
(d) 1.987 Joules K⁻¹ mol⁻¹

Answer 1

1.987cal k1 mol1 obeys R

Answer 2

Answer:

Answer : a) 1.987cals k mol

: c) 0.0821 lit - atm k

Explanation:

In gas equation

PV= nRT

The value of universal gas constant depends upon the units of measurement

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