What is the volume of an object whose dimensions are 5.54 cm, 10.6 cm, and 199 cm?

The diagram below shows the movement of particles. what does this piece of evidence best support? the collision theory the maxwell-boltzmann distribution the effect of pressure on reaction rates the effect of temperature on reaction rates

The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?

What is the enthalpy of combustion (per mole) of c4h10 (g)? –2,657.5 kj/mol –5315.0 kj/mol –509.7 kj/mol –254.8 kj/mol