Hydrogen and helium are both members of . A.) period 1 B.) period 18 C.) group 2 D.) group 1
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Ответ:
A.) period 1
Explanation:
Ответ:
A.) period 1
Explanation:
Period 1 has only two elements (hydrogen and helium)
Ответ:
600 cycles
A phone battery is typically designed to last around 500 to 600 cycles, and a cycle is defined as charging a completely dead battery to 100% then draining it to zero again.
Explanation:
I hope it can help