Heated bricks or blocks of iron were used long ago to warm beds. a 1.49 -kg block of iron heated to 155 celsius would release how many joules of heat as it cooled to 22 celsius ?

What is i fracture in the crust called when land move up, down or sideways

How do dying stars contribute to the formation of planets

Nitrogen dioxide decomposes according to the reaction 2 no2(g) ⇌ 2 no(g) + o2(g) where kp = 4.48 × 10−13 at a certain temperature. if 0.70 atm of no2 is added to a container and allowed to come to equilibrium, what are the equilibrium partial pressures of no(g) and o2(g)