The specific heat of a substance which absorbs 7.5 * 10^3 J of heat when sample with mass of 1.0 *10^5 g of the substance increases in temperature from 10 degrees Celsius to 90 degrees Celsius will be:

Why are people not able to scuba dive in the deep part of the ocean

An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d

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)