8.5g of a certain compound x known to be made of carbon, hydrogen, and perhaps oxygen, and has to have a molecular molar mass of 78g/mol

Firstly, the water in the dams hold gravitational potential energy as they are above ground level. the gravitational potential energy is then transferred to kinetic energy as it falls, spinning the turbinethe turbine then spins the generator, which is a large magnet surrounded by metal coils. by doing this, the generator generates electricity. in this action, the energy transfer taken place is kinetic to electric energy

A. burning woodcombustion is the process of burning something. make brainliest if correct

C, small, hard spheres with insignificant volumes