Its late bu Good morning beautiful ppl have any amazing day

Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what  most likelyhappened? energy was created inside the blocks. energy was destroyed inside the blocks. energy was absorbed into the blocks from outside the system. energy was transferred from the warmer block to the cooler block.

Which terms are used to identify pure substances

Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule