According to the following equation, K_(2)Cr_(2)O_(7)+4H_(2)SO_(4) to K_(2)SO_(4)+Cr_(2)(SO_(4))_(3)+4H_(2)O+3[O] the equivalent mass of K_(2)Cr_(2)O_(7) is :

According to the following equation, K_(2)Cr_(2)O_(7)+4H_(2)SO_(4) to

1.	According to the following equation, K_(2)Cr_(2)O_(7)+4H_(2)SO_(4) to K_(2)SO_(4)+Cr_(2)(SO_(4))_(3)+4H_(2)O+3[O] the equivalent mass of K_(2)Cr_(2)O_(7) is :
Answer» `"mol. MASS"//3` `"mol.mass"//6` mol.mass `"mol.mass"//12` SOLUTION :N//A