Using the four problem solving steps can help me because

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

How many moles of bromine are needed to produce 3.23 moles of potassium bromide

Is 343 in the sequence -5, -2, 1, 4, 7