Which pair of compounds has the same empirical formula? (4 points) Group of answer choices

C2H6 and CH

CH3 and C2H6

C3H8 and C3H

C2H2 and C2H

Which of the following pressures is equal to 760 mm hg? 2.0 atm 101.3 pa 101,300 kpa 101,300 pa

When a nucleus absorbs a neutron and then breaks apart, there are many products of the reaction. what is not a product of a nuclear fission reaction

If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?