How many of the following are correct statementsA. avogram is also called as atomic mass unit B. C-12 isotope is the reference element for a.m.u C. When STP is 1 Bar pressure and temperature is 273K molar volume is 22.7 LD. When STP is 1 atm pressure and temperature is 273K molar volume is 22.4 LE. Gram atomic mass is equal to the molar mass of atomsF. mass number of an element cannot be fractional

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How many of the following are correct statements

A. avogram is also called as atomic mass unit
B. C-12 isotope is the reference element for a.m.u
C. When STP is 1 Bar pressure and temperature is 273K molar volume is 22.7 L
D. When STP is 1 atm pressure and temperature is 273K molar volume is 22.4 L
E. Gram atomic mass is equal to the molar mass of atoms
F. mass number of an element cannot be fractional

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answer is 6.

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