Water can behave both as an acid and as a base because Select one:
a. water is able to supply protons and accept protons
b. water can be reduced and oxidized
c. water has both hydronium and hydroxide ions in equal concentrations
d. water has two unshared pairs of electrons

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.