Item 2 a neutral atom possesses an atomic number of 15 and an atomic mass of 31. three electrons are gained. what is the result of this conversion?

Which substance absorbs 58.16 kj of energy when 3.11 mol vaporizes? a)ch4 b)h2s c)co2 d)nacl

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3

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