The atomic size of atoms . A) increases going across a period B) decreases going down within a group C) increases going down within a group D) does not change going down within a group

water is used to store them because it would keep the radiation from getting out in the open and causing harm to the workers

the answer is c. nacl

warm front forms when a moist, warm air mass slides up and over a cold air mass. as the warm air mass rises, it condenses into a broad area of clouds. a warm front brings gentle rain or light snow, followed by warmer, milder weather.

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