3. How much heat (in joules) is needed to raise the temperature of 355 g of ethanol I (c = 2.4 J/gºC) by 63°C?
q=mcAT

What is the number of moles in 15.0 g ash3?

An observation that requires measurement is called quantitative observable or qualitative

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