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                                    70 calorie of heat are required to raise thetemperature of two moles a diatomic ideal gas atconstant pressure, from 30 C to 35°C. Theamount of heat required (in calorie) to raise thetemperature of the same gas through the samerange (30'C to 35 C) at constant volume is : | 
                            
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Answer»  how R=2 in CV=cp-R, how R=2  | 
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