Skylar sprinted around the track at her school. At the end of her run, she was taking more air into her lungs and her heart rate had increased. What systems regulate Anita’s breathing rate and heart rate?

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

The image shows the process of which is used in nuclear power plants. photo attached

Achemist weighed out 101.g of silver. calculate the number of moles of silver she weighed out.