How does the law of conservation of mass apply to this reaction c2h4 + 3o2 2h2o + 2co2

What is the standard unit of measure for acceleration?

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

Draw the aromatic compound toluene (methylbenzene). show all hydrogen atoms, including those on the ring.