C3H8 + 502 — 3CO2 + 4H2O 8.76L O2 gas react with C3H8 at STP.
How many grams of H20 are made?
moles to volume

Which statement is true about the part of the electromagnetic spectrum that human eyes can detect? it contains only the colors of the rainbow and television waves. o it is divided into seven ranges of wavelengths. it contains ultraviolet, visible, and infrared light. it is divided into nine ranges of wavelengths.

Which of these would be caused by a chemical change? a) the formation of lava. b) sedimantary rock layering over time. c) metamorphic rock forming from igneous. d) metamorphic rock eroding to form sedimentary rock.

Structure of the atoms: discovery of the nucleus in 1909i need answering all of these questions