12 find the molecular formula for each of the following compounds from the
empirical formula and the relative molecular mass.
compound empirical formula m. molecular formula
cf2
c2h4o
ch3
ch
ch2
ch3o
ch2c1
c2hno2

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.