What happens to the rate of a reaction as the reaction progresses? O A. The rate is constant until it suddenly drops to zero.
B. The rate increases as products are formed.
O C. The rate stays constant throughout the reaction.
D. The rate decreases as reactants are used up.

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.