Hydrogen is in group 1a of the periodic table, known as the alkali metals, although it obviously isn't a metal. what is the reason for its placement in this group?

Which statement correctly describes a step-up transformer? a. it increases the amount of electric energy available. b. it increases the voltage of an electric current. c. it changes direct current into alternating current. d. it has more loops of wire in its primary coil.

Calculate the work done by an external agent during an isothermal compression of 1.00 mol of oxygen from a volume of 22.4 l at 10∘c and 1.0 atm pressure to 16.8l

Gordon is going for a run through the park, but it is cold outside. the low outside temperature could affect his personal safety.