A helium filled weather ballon has a volume of 772 L at 19.9 degrees celcius and 756 mmHg. it released and.rise to annaltitude kf 3.84 km where the pressure is 546 mmHg and the temperature is -4.1 degreese celcius
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Ответ:
b=an s orbital
Explanation:
because the s orbital is being filled before the p ,d and f orbital