The mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 10%. Which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant
figures?
O 1.99
10-239
O 1.994 x 10-239
O 2, 10-23
2.0 x 10-239

Which of the following pressures is equal to 760 mm hg? 2.0 atm 101.3 pa 101,300 kpa 101,300 pa

How can one make a supersaturated solution? (apex)

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.