Consider the following combustion reaction: 2 C4H10 + 13 O2 --> 8 CO2 + 10 H2O. 251 of C4H10 react with 155 g of O2 a) which substance is the limiting reactant? b) what mass of CO2 and H2O can be produced? Please help me...

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

Which scientists contributed to the determination of how cfcs in clouds in the upper atmosphere could destroy ozone molecules

How is the way a mixture is combined different from how a compound is combined?