Complete combustion of 3.40 g of a hydrocarbon produced 10.4 g of CO, and 4.98 g of H. O. What is the empirical formula for the hydrocarbon? Insert subscripts as necessary. empirical formula: CH,

If a planet rotates 360 degrees during a 24 hour time period, what does that tell us about the planet? a. the middle of the planet is in darkness b. the seasons on the planet vary every day. c. the planet runs on a 12-hour time clock. d. the temperature on the planet varies daily.

What is the number of moles in 15.0 g ash3?

Using the thermodynamic information in the aleks data tab, calculate the standard reaction free energy of the following chemical reaction: →+p4o10s6h2ol4h3po4s round your answer to zero decimal places.