`Al_2 O_3` ow পটেনশিয়াল এবং উচ্চ প্রবাহে ইলেক্ট্রোলাইসিস দ্বারা হ্রাস করা হয়, যদি `4.0 xx 10^(4)` অ্যাম্পিয়ার

How many atoms are in 4.0 xx 10^(-5) gams of Al?

Al_2 O_3 is reduced by electrolysis at ow potentials and high currents, If 4.0 xx 10^(4) amperes of current is passed through molten Al_2O_3 fro 6 hours , what mass of alumininum is produced ? (Assume 100% current efficiency gt At mass of Al = 27 g "mol"^(-) ) .

3xx4+1+10xx4xx0=

How many H_(2)O molecules are there in a snowflake that weighs 4.0 xx 10^(-4) g ?

0.5xx10^(-4)xx0.3xx10^(-3)xx10

Al_(2)O_(3) is reduced by electrolysis at low potentials and high current. If 4.0 xx 10^(4) amperes of currernt is passed through molten Al_(2)O_(3) for 6 hours, what mass of aluminium is produced? (Assume 100 % current efficiency, At. Mass of Al = 27 u )