The heat of vaporization of water at 100c is 40. 66 kj/mol.

You can reduce glare in snowy weatuer by?

In 1999, the u.s. announced trade sanctions worth $116.8 million, targeting goods from france, germany, italy and denmark. the sanctions were in retaliation for a ban on u.s. hormone-treated beef by which organization?

Carbon dioxide can be produced form what type of power generation?