Chemistry, 03.07.2019 22:40, samanthasheets8925
An atom of copper (cu) has a mass number of 63 and an atomic number of 29. how many protons does it have?
Answers: 1
Chemistry, 22.06.2019 09:00, boxergirl2062
Scientific evidence tells us that the cause of earths four season is the tilt of earth as it revolves around the sun. the student is instructed to illustrate this information in a science notebook. how will the student illiterate winter in the northern hemisphere?
Answers: 3
Chemistry, 22.06.2019 10:00, sdlesley66
Miner's coal distributors does not mine coal itself, nor does it even store or handle the coal. instead, miner's solicits orders for low sulfur coal from other firms, then purchases the required amount from suppliers and directs them to ship the coal to its customers. what is miner's
Answers: 1
An atom of copper (cu) has a mass number of 63 and an atomic number of 29. how many protons does it...
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