B) This is the equation for the reaction when octane burns in a petrol engine: 2CH2 + 250, 16CO, + 18H2O
(i) How many moles of carbon dioxide are produced by one mole of octane?
(ii) How many moles of oxygen are required to react completely with one mole of octane?

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 of the following statements about hybrid orbitals is or are true? choose all that apply. choose all that apply. under sp2 hybridization, the large lobes point to the vertices of an equilateral triangle. after an atom undergoes sp hybridization there is one unhybridized p orbital on the atom. the angle between the large lobes of sp3 hybrids is 109.5∘

How many grams of mgbr2 are needed to produce 75g or metal?