If the thermal energy of the system increases by 400 j and 1100 j of heat were added to the system how much work did the system do

When curium-242 is bombarded with an alpha particle, two products are formed, one of which is a nudge on. what is the other product

This large tectonic plate is bounded on three sides by whats know as the ring of fire. what is the name of this tectonic plate? a) pacific plate b) eurasian plate c) north american plate d) indo- australian plate plz it's science but there's no option for science so i picked chemistry

Compared with the freezing-point depression of a 0.01 m c6h12o6 solution, the freezing-point depression of a 0.01 m nacl solution is