Report the number of significant figures in each of the following values

What is avogadro’s number, and why is it useful

Explain how the integumentary system plays a crucial role in the ability to maintain homeoestasis

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