If silicon bonded with three oxygen atoms, how might the crystalline structures of silicate minerals be different?

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

40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume

What causes the appearance of lines in a emission spectrum