Chemistry, 19.12.2020 01:00 jwmiciche7367

Which temperature do they need to perform the experiment for perovskite to conduct electric current? A: T=1980°C
B: T>1980°
C: T>_ 1980°C
D:T< 1980°C

For C it's suppose to be an less than equal sign .

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Which temperature do they need to perform the experiment for perovskite to conduct electric current?...